123949815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 225884160

約数和(自身を除く): 101934345

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 79, 111, 165, 185, 237, 257, 395, 407, 555, 771, 869, 1185, 1221, 1285, 2035, 2607, 2827, 2923, 3855, 4345, 6105, 8481, 8769, 9509, 13035, 14135, 14615, 20303, 28527, 32153, 42405, 43845, 47545, 60909, 96459, 101515, 104599, 142635, 160765, 223333, 304545, 313797, 482295, 522995, 669999, 751211, 1116665, 1568985, 2253633, 3349995, 3756055, 8263321, 11268165, 24789963, 41316605, 123949815]

約数ペア:

[(1, 123949815), (3, 41316605), (5, 24789963), (11, 11268165), (15, 8263321), (33, 3756055), (37, 3349995), (55, 2253633), (79, 1568985), (111, 1116665), (165, 751211), (185, 669999), (237, 522995), (257, 482295), (395, 313797), (407, 304545), (555, 223333), (771, 160765), (869, 142635), (1185, 104599), (1221, 101515), (1285, 96459), (2035, 60909), (2607, 47545), (2827, 43845), (2923, 42405), (3855, 32153), (4345, 28527), (6105, 20303), (8481, 14615), (8769, 14135), (9509, 13035)]