31731390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1301}}^1$

素因数の和:1585

約数の個数: 48

約数和(自身を含む): 82869696

約数和(自身を除く): 51138306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 813, 1301, 1355, 1626, 2439, 2602, 2710, 3903, 4065, 4878, 6505, 7806, 8130, 11709, 12195, 13010, 19515, 23418, 24390, 39030, 58545, 117090, 352571, 705142, 1057713, 1762855, 2115426, 3173139, 3525710, 5288565, 6346278, 10577130, 15865695, 31731390]

約数ペア:

[(1, 31731390), (2, 15865695), (3, 10577130), (5, 6346278), (6, 5288565), (9, 3525710), (10, 3173139), (15, 2115426), (18, 1762855), (30, 1057713), (45, 705142), (90, 352571), (271, 117090), (542, 58545), (813, 39030), (1301, 24390), (1355, 23418), (1626, 19515), (2439, 13010), (2602, 12195), (2710, 11709), (3903, 8130), (4065, 7806), (4878, 6505)]