291257668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19381}}^1$

素因数の和:19432

約数の個数: 36

約数和(自身を含む): 583126852

約数和(自身を除く): 291869184

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 3757, 7514, 15028, 19381, 38762, 77524, 251953, 329477, 503906, 658954, 1007812, 1317908, 4283201, 5601109, 8566402, 11202218, 17132804, 22404436, 72814417, 145628834, 291257668]

約数ペア:

[(1, 291257668), (2, 145628834), (4, 72814417), (13, 22404436), (17, 17132804), (26, 11202218), (34, 8566402), (52, 5601109), (68, 4283201), (221, 1317908), (289, 1007812), (442, 658954), (578, 503906), (884, 329477), (1156, 251953), (3757, 77524), (7514, 38762), (15028, 19381)]