15697536491

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{19507}}^1$

素因数の和:19803

約数の個数: 32

約数和(自身を含む): 19926251520

約数和(自身を除く): 4228715029

約数列:

[1, 7, 13, 37, 91, 239, 259, 481, 1673, 3107, 3367, 8843, 19507, 21749, 61901, 114959, 136549, 253591, 721759, 804713, 1775137, 4662173, 5052313, 9382867, 32635211, 60608249, 65680069, 172500401, 424257743, 1207502807, 2242505213, 15697536491]

約数ペア:

[(1, 15697536491), (7, 2242505213), (13, 1207502807), (37, 424257743), (91, 172500401), (239, 65680069), (259, 60608249), (481, 32635211), (1673, 9382867), (3107, 5052313), (3367, 4662173), (8843, 1775137), (19507, 804713), (21749, 721759), (61901, 253591), (114959, 136549)]