28789812

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 75479040

約数和(自身を除く): 46689228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 79, 106, 158, 159, 191, 212, 237, 316, 318, 382, 474, 477, 573, 636, 711, 764, 948, 954, 1146, 1422, 1719, 1908, 2292, 2844, 3438, 4187, 6876, 8374, 10123, 12561, 15089, 16748, 20246, 25122, 30178, 30369, 37683, 40492, 45267, 50244, 60356, 60738, 75366, 90534, 91107, 121476, 135801, 150732, 181068, 182214, 271602, 364428, 543204, 799717, 1599434, 2399151, 3198868, 4798302, 7197453, 9596604, 14394906, 28789812]

約数ペア:

[(1, 28789812), (2, 14394906), (3, 9596604), (4, 7197453), (6, 4798302), (9, 3198868), (12, 2399151), (18, 1599434), (36, 799717), (53, 543204), (79, 364428), (106, 271602), (158, 182214), (159, 181068), (191, 150732), (212, 135801), (237, 121476), (316, 91107), (318, 90534), (382, 75366), (474, 60738), (477, 60356), (573, 50244), (636, 45267), (711, 40492), (764, 37683), (948, 30369), (954, 30178), (1146, 25122), (1422, 20246), (1719, 16748), (1908, 15089), (2292, 12561), (2844, 10123), (3438, 8374), (4187, 6876)]