66890915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1301}}^1$

素因数の和:1439

約数の個数: 32

約数和(自身を含む): 99743616

約数和(自身を除く): 32852701

約数列:

[1, 5, 7, 13, 35, 65, 91, 113, 455, 565, 791, 1301, 1469, 3955, 6505, 7345, 9107, 10283, 16913, 45535, 51415, 84565, 118391, 147013, 591955, 735065, 1029091, 1911169, 5145455, 9555845, 13378183, 66890915]

約数ペア:

[(1, 66890915), (5, 13378183), (7, 9555845), (13, 5145455), (35, 1911169), (65, 1029091), (91, 735065), (113, 591955), (455, 147013), (565, 118391), (791, 84565), (1301, 51415), (1469, 45535), (3955, 16913), (6505, 10283), (7345, 9107)]