2218219275

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{5273}}^1$

素因数の和:5436

約数の個数: 48

約数和(自身を含む): 3766901760

約数和(自身を除く): 1548682485

約数列:

[1, 3, 5, 15, 25, 71, 75, 79, 213, 237, 355, 395, 1065, 1185, 1775, 1975, 5273, 5325, 5609, 5925, 15819, 16827, 26365, 28045, 79095, 84135, 131825, 140225, 374383, 395475, 416567, 420675, 1123149, 1249701, 1871915, 2082835, 5615745, 6248505, 9359575, 10414175, 28078725, 29576257, 31242525, 88728771, 147881285, 443643855, 739406425, 2218219275]

約数ペア:

[(1, 2218219275), (3, 739406425), (5, 443643855), (15, 147881285), (25, 88728771), (71, 31242525), (75, 29576257), (79, 28078725), (213, 10414175), (237, 9359575), (355, 6248505), (395, 5615745), (1065, 2082835), (1185, 1871915), (1775, 1249701), (1975, 1123149), (5273, 420675), (5325, 416567), (5609, 395475), (5925, 374383), (15819, 140225), (16827, 131825), (26365, 84135), (28045, 79095)]