221541892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22783}}^1$

素因数の和:22828

約数の個数: 48

約数和(自身を含む): 482291712

約数和(自身を除く): 260749820

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 22783, 45566, 91132, 250613, 296179, 387311, 501226, 592358, 774622, 1002452, 1184716, 1549244, 3257969, 4260421, 5035043, 6515938, 8520842, 10070086, 13031876, 17041684, 20140172, 55385473, 110770946, 221541892]

約数ペア:

[(1, 221541892), (2, 110770946), (4, 55385473), (11, 20140172), (13, 17041684), (17, 13031876), (22, 10070086), (26, 8520842), (34, 6515938), (44, 5035043), (52, 4260421), (68, 3257969), (143, 1549244), (187, 1184716), (221, 1002452), (286, 774622), (374, 592358), (442, 501226), (572, 387311), (748, 296179), (884, 250613), (2431, 91132), (4862, 45566), (9724, 22783)]