15808215213

素因数分解:

$3^2\times 7^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:469

約数の個数: 120

約数和(自身を含む): 28343879200

約数和(自身を除く): 12535663987

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 139, 147, 171, 277, 343, 399, 417, 441, 831, 931, 973, 1029, 1197, 1251, 1939, 2401, 2493, 2641, 2793, 2919, 3087, 5263, 5817, 6517, 6811, 7203, 7923, 8379, 8757, 13573, 15789, 17451, 18487, 19551, 20433, 21609, 23769, 36841, 38503, 40719, 45619, 47367, 47677, 55461, 58653, 61299, 95011, 110523, 115509, 122157, 129409, 136857, 143031, 166383, 257887, 269521, 285033, 331569, 333739, 346527, 388227, 410571, 429093, 665077, 731557, 773661, 808563, 855099, 905863, 1001217, 1164681, 1805209, 1886647, 1995231, 2194671, 2320983, 2425689, 2717589, 3003651, 5120899, 5415627, 5659941, 5985693, 6341041, 6584013, 8152767, 12636463, 13206529, 15362697, 16246881, 16979823, 19023123, 35846293, 37909389, 39619587, 46088091, 57069369, 92445703, 107538879, 113728167, 118858761, 250924051, 277337109, 322616637, 752772153, 832011327, 1756468357, 2258316459, 5269405071, 15808215213]

約数ペア:

[(1, 15808215213), (3, 5269405071), (7, 2258316459), (9, 1756468357), (19, 832011327), (21, 752772153), (49, 322616637), (57, 277337109), (63, 250924051), (133, 118858761), (139, 113728167), (147, 107538879), (171, 92445703), (277, 57069369), (343, 46088091), (399, 39619587), (417, 37909389), (441, 35846293), (831, 19023123), (931, 16979823), (973, 16246881), (1029, 15362697), (1197, 13206529), (1251, 12636463), (1939, 8152767), (2401, 6584013), (2493, 6341041), (2641, 5985693), (2793, 5659941), (2919, 5415627), (3087, 5120899), (5263, 3003651), (5817, 2717589), (6517, 2425689), (6811, 2320983), (7203, 2194671), (7923, 1995231), (8379, 1886647), (8757, 1805209), (13573, 1164681), (15789, 1001217), (17451, 905863), (18487, 855099), (19551, 808563), (20433, 773661), (21609, 731557), (23769, 665077), (36841, 429093), (38503, 410571), (40719, 388227), (45619, 346527), (47367, 333739), (47677, 331569), (55461, 285033), (58653, 269521), (61299, 257887), (95011, 166383), (110523, 143031), (115509, 136857), (122157, 129409)]