13964990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 29393280

約数和(自身を除く): 15428290

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 71, 85, 89, 130, 142, 170, 178, 221, 355, 442, 445, 710, 890, 923, 1105, 1157, 1207, 1513, 1846, 2210, 2314, 2414, 3026, 4615, 5785, 6035, 6319, 7565, 9230, 11570, 12070, 12638, 15130, 15691, 19669, 31382, 31595, 39338, 63190, 78455, 82147, 98345, 107423, 156910, 164294, 196690, 214846, 410735, 537115, 821470, 1074230, 1396499, 2792998, 6982495, 13964990]

約数ペア:

[(1, 13964990), (2, 6982495), (5, 2792998), (10, 1396499), (13, 1074230), (17, 821470), (26, 537115), (34, 410735), (65, 214846), (71, 196690), (85, 164294), (89, 156910), (130, 107423), (142, 98345), (170, 82147), (178, 78455), (221, 63190), (355, 39338), (442, 31595), (445, 31382), (710, 19669), (890, 15691), (923, 15130), (1105, 12638), (1157, 12070), (1207, 11570), (1513, 9230), (1846, 7565), (2210, 6319), (2314, 6035), (2414, 5785), (3026, 4615)]