287882244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19843}}^1$

素因数の和:19897

約数の個数: 72

約数和(自身を含む): 809000192

約数和(自身を除く): 521117948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 19843, 39686, 59529, 79372, 119058, 178587, 238116, 257959, 357174, 515918, 615133, 714348, 773877, 1031836, 1230266, 1547754, 1845399, 2321631, 2460532, 3095508, 3690798, 4643262, 5536197, 7381596, 7996729, 9286524, 11072394, 15993458, 22144788, 23990187, 31986916, 47980374, 71970561, 95960748, 143941122, 287882244]

約数ペア:

[(1, 287882244), (2, 143941122), (3, 95960748), (4, 71970561), (6, 47980374), (9, 31986916), (12, 23990187), (13, 22144788), (18, 15993458), (26, 11072394), (31, 9286524), (36, 7996729), (39, 7381596), (52, 5536197), (62, 4643262), (78, 3690798), (93, 3095508), (117, 2460532), (124, 2321631), (156, 1845399), (186, 1547754), (234, 1230266), (279, 1031836), (372, 773877), (403, 714348), (468, 615133), (558, 515918), (806, 357174), (1116, 257959), (1209, 238116), (1612, 178587), (2418, 119058), (3627, 79372), (4836, 59529), (7254, 39686), (14508, 19843)]