317781711

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6421}}^1$

素因数の和:6493

約数の個数: 40

約数和(自身を含む): 522185664

約数和(自身を除く): 204403953

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 351, 423, 611, 1053, 1269, 1833, 3807, 5499, 6421, 16497, 19263, 49491, 57789, 83473, 173367, 250419, 301787, 520101, 751257, 905361, 2253771, 2716083, 3923231, 6761313, 8148249, 11769693, 24444747, 35309079, 105927237, 317781711]

約数ペア:

[(1, 317781711), (3, 105927237), (9, 35309079), (13, 24444747), (27, 11769693), (39, 8148249), (47, 6761313), (81, 3923231), (117, 2716083), (141, 2253771), (351, 905361), (423, 751257), (611, 520101), (1053, 301787), (1269, 250419), (1833, 173367), (3807, 83473), (5499, 57789), (6421, 49491), (16497, 19263)]