28566330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 74753280

約数和(自身を除く): 46186950

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 267, 390, 445, 534, 823, 890, 1157, 1335, 1646, 2314, 2469, 2670, 3471, 4115, 4938, 5785, 6942, 8230, 10699, 11570, 12345, 17355, 21398, 24690, 32097, 34710, 53495, 64194, 73247, 106990, 146494, 160485, 219741, 320970, 366235, 439482, 732470, 952211, 1098705, 1904422, 2197410, 2856633, 4761055, 5713266, 9522110, 14283165, 28566330]

約数ペア:

[(1, 28566330), (2, 14283165), (3, 9522110), (5, 5713266), (6, 4761055), (10, 2856633), (13, 2197410), (15, 1904422), (26, 1098705), (30, 952211), (39, 732470), (65, 439482), (78, 366235), (89, 320970), (130, 219741), (178, 160485), (195, 146494), (267, 106990), (390, 73247), (445, 64194), (534, 53495), (823, 34710), (890, 32097), (1157, 24690), (1335, 21398), (1646, 17355), (2314, 12345), (2469, 11570), (2670, 10699), (3471, 8230), (4115, 6942), (4938, 5785)]