12311390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 27772416

約数和(自身を除く): 15461026

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 83, 91, 130, 163, 166, 182, 326, 415, 455, 581, 815, 830, 910, 1079, 1141, 1162, 1630, 2119, 2158, 2282, 2905, 4238, 5395, 5705, 5810, 7553, 10595, 10790, 11410, 13529, 14833, 15106, 21190, 27058, 29666, 37765, 67645, 74165, 75530, 94703, 135290, 148330, 175877, 189406, 351754, 473515, 879385, 947030, 1231139, 1758770, 2462278, 6155695, 12311390]

約数ペア:

[(1, 12311390), (2, 6155695), (5, 2462278), (7, 1758770), (10, 1231139), (13, 947030), (14, 879385), (26, 473515), (35, 351754), (65, 189406), (70, 175877), (83, 148330), (91, 135290), (130, 94703), (163, 75530), (166, 74165), (182, 67645), (326, 37765), (415, 29666), (455, 27058), (581, 21190), (815, 15106), (830, 14833), (910, 13529), (1079, 11410), (1141, 10790), (1162, 10595), (1630, 7553), (2119, 5810), (2158, 5705), (2282, 5395), (2905, 4238)]