71308878

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 155561472

約数和(自身を除く): 84252594

約数列:

[1, 2, 3, 6, 23, 43, 46, 61, 69, 86, 122, 129, 138, 183, 197, 258, 366, 394, 591, 989, 1182, 1403, 1978, 2623, 2806, 2967, 4209, 4531, 5246, 5934, 7869, 8418, 8471, 9062, 12017, 13593, 15738, 16942, 24034, 25413, 27186, 36051, 50826, 60329, 72102, 120658, 180987, 194833, 276391, 361974, 389666, 516731, 552782, 584499, 829173, 1033462, 1168998, 1550193, 1658346, 3100386, 11884813, 23769626, 35654439, 71308878]

約数ペア:

[(1, 71308878), (2, 35654439), (3, 23769626), (6, 11884813), (23, 3100386), (43, 1658346), (46, 1550193), (61, 1168998), (69, 1033462), (86, 829173), (122, 584499), (129, 552782), (138, 516731), (183, 389666), (197, 361974), (258, 276391), (366, 194833), (394, 180987), (591, 120658), (989, 72102), (1182, 60329), (1403, 50826), (1978, 36051), (2623, 27186), (2806, 25413), (2967, 24034), (4209, 16942), (4531, 15738), (5246, 13593), (5934, 12017), (7869, 9062), (8418, 8471)]