28165695

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2671}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 48737280

約数和(自身を除く): 20571585

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 2671, 3515, 8013, 10545, 13355, 40065, 50749, 98827, 152247, 253745, 296481, 494135, 761235, 1482405, 1877713, 5633139, 9388565, 28165695]

約数ペア:

[(1, 28165695), (3, 9388565), (5, 5633139), (15, 1877713), (19, 1482405), (37, 761235), (57, 494135), (95, 296481), (111, 253745), (185, 152247), (285, 98827), (555, 50749), (703, 40065), (2109, 13355), (2671, 10545), (3515, 8013)]