1388330024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{143779}}^1$

素因数の和:143873

約数の個数: 32

約数和(自身を含む): 2795083200

約数和(自身を除く): 1406753176

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 143779, 287558, 575116, 1150232, 2444243, 4888486, 9776972, 10208309, 19553944, 20416618, 40833236, 81666472, 173541253, 347082506, 694165012, 1388330024]

約数ペア:

[(1, 1388330024), (2, 694165012), (4, 347082506), (8, 173541253), (17, 81666472), (34, 40833236), (68, 20416618), (71, 19553944), (136, 10208309), (142, 9776972), (284, 4888486), (568, 2444243), (1207, 1150232), (2414, 575116), (4828, 287558), (9656, 143779)]