40981577

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 13450423

約数列:

[1, 7, 13, 17, 59, 91, 119, 221, 413, 449, 767, 1003, 1547, 3143, 5369, 5837, 7021, 7633, 13039, 26491, 40859, 53431, 91273, 99229, 185437, 344383, 450347, 694603, 2410681, 3152429, 5854511, 40981577]

約数ペア:

[(1, 40981577), (7, 5854511), (13, 3152429), (17, 2410681), (59, 694603), (91, 450347), (119, 344383), (221, 185437), (413, 99229), (449, 91273), (767, 53431), (1003, 40859), (1547, 26491), (3143, 13039), (5369, 7633), (5837, 7021)]