74451615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 142663680

約数和(自身を除く): 68212065

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 89, 93, 105, 155, 217, 257, 267, 445, 465, 623, 651, 771, 1085, 1285, 1335, 1799, 1869, 2759, 3115, 3255, 3855, 5397, 7967, 8277, 8995, 9345, 13795, 19313, 22873, 23901, 26985, 39835, 41385, 55769, 57939, 68619, 96565, 114365, 119505, 160111, 167307, 278845, 289695, 343095, 480333, 709063, 800555, 836535, 2127189, 2401665, 3545315, 4963441, 10635945, 14890323, 24817205, 74451615]

約数ペア:

[(1, 74451615), (3, 24817205), (5, 14890323), (7, 10635945), (15, 4963441), (21, 3545315), (31, 2401665), (35, 2127189), (89, 836535), (93, 800555), (105, 709063), (155, 480333), (217, 343095), (257, 289695), (267, 278845), (445, 167307), (465, 160111), (623, 119505), (651, 114365), (771, 96565), (1085, 68619), (1285, 57939), (1335, 55769), (1799, 41385), (1869, 39835), (2759, 26985), (3115, 23901), (3255, 22873), (3855, 19313), (5397, 13795), (7967, 9345), (8277, 8995)]