7142490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1375

約数の個数: 48

約数和(自身を含む): 18889416

約数和(自身を除く): 11746926

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1301, 1830, 2602, 2745, 3903, 5490, 6505, 7806, 11709, 13010, 19515, 23418, 39030, 58545, 79361, 117090, 158722, 238083, 396805, 476166, 714249, 793610, 1190415, 1428498, 2380830, 3571245, 7142490]

約数ペア:

[(1, 7142490), (2, 3571245), (3, 2380830), (5, 1428498), (6, 1190415), (9, 793610), (10, 714249), (15, 476166), (18, 396805), (30, 238083), (45, 158722), (61, 117090), (90, 79361), (122, 58545), (183, 39030), (305, 23418), (366, 19515), (549, 13010), (610, 11709), (915, 7806), (1098, 6505), (1301, 5490), (1830, 3903), (2602, 2745)]