31469955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2143}}^1$

素因数の和:2251

約数の個数: 32

約数和(自身を含む): 55572480

約数和(自身を除く): 24102525

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 165, 267, 445, 979, 1335, 2143, 2937, 4895, 6429, 10715, 14685, 23573, 32145, 70719, 117865, 190727, 353595, 572181, 953635, 2097997, 2860905, 6293991, 10489985, 31469955]

約数ペア:

[(1, 31469955), (3, 10489985), (5, 6293991), (11, 2860905), (15, 2097997), (33, 953635), (55, 572181), (89, 353595), (165, 190727), (267, 117865), (445, 70719), (979, 32145), (1335, 23573), (2143, 14685), (2937, 10715), (4895, 6429)]