288607487

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 361065600

約数和(自身を除く): 72458113

約数列:

[1, 7, 17, 41, 119, 149, 287, 397, 697, 1043, 2533, 2779, 4879, 6109, 6749, 16277, 17731, 42763, 47243, 59153, 103853, 113939, 276709, 414071, 726971, 1005601, 1936963, 2425273, 7039207, 16976911, 41229641, 288607487]

約数ペア:

[(1, 288607487), (7, 41229641), (17, 16976911), (41, 7039207), (119, 2425273), (149, 1936963), (287, 1005601), (397, 726971), (697, 414071), (1043, 276709), (2533, 113939), (2779, 103853), (4879, 59153), (6109, 47243), (6749, 42763), (16277, 17731)]