31456945247

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1553}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 40789889280

約数和(自身を除く): 9332944033

約数列:

[1, 7, 13, 41, 61, 89, 91, 287, 427, 533, 623, 793, 1157, 1553, 2501, 3649, 3731, 5429, 5551, 8099, 10871, 17507, 20189, 25543, 32513, 38003, 47437, 63673, 70577, 94733, 138217, 141323, 222589, 227591, 332059, 445711, 494039, 663131, 827749, 967519, 1231529, 1558123, 1796821, 2893657, 3884053, 5666897, 5794243, 8431237, 8620703, 12577747, 20255599, 27188371, 39668279, 50492689, 59018659, 73669661, 109606081, 345680717, 353448823, 515687627, 767242567, 2419765019, 4493849321, 31456945247]

約数ペア:

[(1, 31456945247), (7, 4493849321), (13, 2419765019), (41, 767242567), (61, 515687627), (89, 353448823), (91, 345680717), (287, 109606081), (427, 73669661), (533, 59018659), (623, 50492689), (793, 39668279), (1157, 27188371), (1553, 20255599), (2501, 12577747), (3649, 8620703), (3731, 8431237), (5429, 5794243), (5551, 5666897), (8099, 3884053), (10871, 2893657), (17507, 1796821), (20189, 1558123), (25543, 1231529), (32513, 967519), (38003, 827749), (47437, 663131), (63673, 494039), (70577, 445711), (94733, 332059), (138217, 227591), (141323, 222589)]