145763891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 186912768

約数和(自身を除く): 41148877

約数列:

[1, 7, 13, 31, 91, 163, 217, 317, 403, 1141, 2119, 2219, 2821, 4121, 5053, 9827, 14833, 28847, 35371, 51671, 65689, 68789, 127751, 361697, 459823, 671723, 894257, 1601801, 4702061, 11212607, 20823413, 145763891]

約数ペア:

[(1, 145763891), (7, 20823413), (13, 11212607), (31, 4702061), (91, 1601801), (163, 894257), (217, 671723), (317, 459823), (403, 361697), (1141, 127751), (2119, 68789), (2219, 65689), (2821, 51671), (4121, 35371), (5053, 28847), (9827, 14833)]