28679835

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 48821760

約数和(自身を除く): 20141925

約数列:

[1, 3, 5, 15, 19, 57, 95, 103, 285, 309, 515, 977, 1545, 1957, 2931, 4885, 5871, 9785, 14655, 18563, 29355, 55689, 92815, 100631, 278445, 301893, 503155, 1509465, 1911989, 5735967, 9559945, 28679835]

約数ペア:

[(1, 28679835), (3, 9559945), (5, 5735967), (15, 1911989), (19, 1509465), (57, 503155), (95, 301893), (103, 278445), (285, 100631), (309, 92815), (515, 55689), (977, 29355), (1545, 18563), (1957, 14655), (2931, 9785), (4885, 5871)]