8278965

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 15799680

約数和(自身を除く): 7520715

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 421, 437, 855, 1035, 1263, 1311, 2105, 2185, 3789, 3933, 6315, 6555, 7999, 9683, 18945, 19665, 23997, 29049, 39995, 48415, 71991, 87147, 119985, 145245, 183977, 359955, 435735, 551931, 919885, 1655793, 2759655, 8278965]

約数ペア:

[(1, 8278965), (3, 2759655), (5, 1655793), (9, 919885), (15, 551931), (19, 435735), (23, 359955), (45, 183977), (57, 145245), (69, 119985), (95, 87147), (115, 71991), (171, 48415), (207, 39995), (285, 29049), (345, 23997), (421, 19665), (437, 18945), (855, 9683), (1035, 7999), (1263, 6555), (1311, 6315), (2105, 3933), (2185, 3789)]