90215955

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 164155680

約数和(自身を除く): 73939725

約数列:

[1, 3, 5, 9, 15, 29, 45, 73, 87, 145, 219, 261, 365, 435, 657, 947, 1095, 1305, 2117, 2841, 3285, 4735, 6351, 8523, 10585, 14205, 19053, 27463, 31755, 42615, 69131, 82389, 95265, 137315, 207393, 247167, 345655, 411945, 622179, 1036965, 1235835, 2004799, 3110895, 6014397, 10023995, 18043191, 30071985, 90215955]

約数ペア:

[(1, 90215955), (3, 30071985), (5, 18043191), (9, 10023995), (15, 6014397), (29, 3110895), (45, 2004799), (73, 1235835), (87, 1036965), (145, 622179), (219, 411945), (261, 345655), (365, 247167), (435, 207393), (657, 137315), (947, 95265), (1095, 82389), (1305, 69131), (2117, 42615), (2841, 31755), (3285, 27463), (4735, 19053), (6351, 14205), (8523, 10585)]