74878335

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12511}}^1$

素因数の和:12548

約数の個数: 48

約数和(自身を含む): 156149760

約数和(自身を除く): 81271425

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 12511, 37533, 62555, 87577, 112599, 187665, 237709, 262731, 437885, 562995, 713127, 788193, 1188545, 1313655, 1663963, 2139381, 3565635, 3940965, 4991889, 8319815, 10696905, 14975667, 24959445, 74878335]

約数ペア:

[(1, 74878335), (3, 24959445), (5, 14975667), (7, 10696905), (9, 8319815), (15, 4991889), (19, 3940965), (21, 3565635), (35, 2139381), (45, 1663963), (57, 1313655), (63, 1188545), (95, 788193), (105, 713127), (133, 562995), (171, 437885), (285, 262731), (315, 237709), (399, 187665), (665, 112599), (855, 87577), (1197, 62555), (1995, 37533), (5985, 12511)]