17898390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2885

約数の個数: 48

約数和(自身を含む): 47208096

約数和(自身を除く): 29309706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2801, 3195, 5602, 6390, 8403, 14005, 16806, 25209, 28010, 42015, 50418, 84030, 126045, 198871, 252090, 397742, 596613, 994355, 1193226, 1789839, 1988710, 2983065, 3579678, 5966130, 8949195, 17898390]

約数ペア:

[(1, 17898390), (2, 8949195), (3, 5966130), (5, 3579678), (6, 2983065), (9, 1988710), (10, 1789839), (15, 1193226), (18, 994355), (30, 596613), (45, 397742), (71, 252090), (90, 198871), (142, 126045), (213, 84030), (355, 50418), (426, 42015), (639, 28010), (710, 25209), (1065, 16806), (1278, 14005), (2130, 8403), (2801, 6390), (3195, 5602)]