31986270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2713}}^1$

素因数の和:2857

約数の個数: 48

約数和(自身を含む): 83830032

約数和(自身を除く): 51843762

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 2713, 3930, 5426, 5895, 8139, 11790, 13565, 16278, 24417, 27130, 40695, 48834, 81390, 122085, 244170, 355403, 710806, 1066209, 1777015, 2132418, 3198627, 3554030, 5331045, 6397254, 10662090, 15993135, 31986270]

約数ペア:

[(1, 31986270), (2, 15993135), (3, 10662090), (5, 6397254), (6, 5331045), (9, 3554030), (10, 3198627), (15, 2132418), (18, 1777015), (30, 1066209), (45, 710806), (90, 355403), (131, 244170), (262, 122085), (393, 81390), (655, 48834), (786, 40695), (1179, 27130), (1310, 24417), (1965, 16278), (2358, 13565), (2713, 11790), (3930, 8139), (5426, 5895)]