28574730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8581}}^1$

素因数の和:8631

約数の個数: 48

約数和(自身を含む): 76311144

約数和(自身を除く): 47736414

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 8581, 17162, 25743, 42905, 51486, 77229, 85810, 128715, 154458, 257430, 317497, 386145, 634994, 772290, 952491, 1587485, 1904982, 2857473, 3174970, 4762455, 5714946, 9524910, 14287365, 28574730]

約数ペア:

[(1, 28574730), (2, 14287365), (3, 9524910), (5, 5714946), (6, 4762455), (9, 3174970), (10, 2857473), (15, 1904982), (18, 1587485), (30, 952491), (37, 772290), (45, 634994), (74, 386145), (90, 317497), (111, 257430), (185, 154458), (222, 128715), (333, 85810), (370, 77229), (555, 51486), (666, 42905), (1110, 25743), (1665, 17162), (3330, 8581)]