31931536

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 90

約数和(自身を含む): 78253362

約数和(自身を除く): 46321826

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 241, 338, 364, 392, 482, 637, 676, 728, 784, 964, 1183, 1274, 1352, 1456, 1687, 1928, 2366, 2548, 2704, 3133, 3374, 3856, 4732, 5096, 6266, 6748, 8281, 9464, 10192, 11809, 12532, 13496, 16562, 18928, 21931, 23618, 25064, 26992, 33124, 40729, 43862, 47236, 50128, 66248, 81458, 87724, 94472, 132496, 153517, 162916, 175448, 188944, 285103, 307034, 325832, 350896, 570206, 614068, 651664, 1140412, 1228136, 1995721, 2280824, 2456272, 3991442, 4561648, 7982884, 15965768, 31931536]

約数ペア:

[(1, 31931536), (2, 15965768), (4, 7982884), (7, 4561648), (8, 3991442), (13, 2456272), (14, 2280824), (16, 1995721), (26, 1228136), (28, 1140412), (49, 651664), (52, 614068), (56, 570206), (91, 350896), (98, 325832), (104, 307034), (112, 285103), (169, 188944), (182, 175448), (196, 162916), (208, 153517), (241, 132496), (338, 94472), (364, 87724), (392, 81458), (482, 66248), (637, 50128), (676, 47236), (728, 43862), (784, 40729), (964, 33124), (1183, 26992), (1274, 25064), (1352, 23618), (1456, 21931), (1687, 18928), (1928, 16562), (2366, 13496), (2548, 12532), (2704, 11809), (3133, 10192), (3374, 9464), (3856, 8281), (4732, 6748), (5096, 6266)]