201969774

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:483

約数の個数: 80

約数和(自身を含む): 472260096

約数和(自身を除く): 270290322

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 131, 162, 186, 262, 279, 307, 393, 558, 614, 786, 837, 921, 1179, 1674, 1842, 2358, 2511, 2763, 3537, 4061, 5022, 5526, 7074, 8122, 8289, 9517, 10611, 12183, 16578, 19034, 21222, 24366, 24867, 28551, 36549, 40217, 49734, 57102, 73098, 80434, 85653, 109647, 120651, 171306, 219294, 241302, 256959, 328941, 361953, 513918, 657882, 723906, 770877, 1085859, 1246727, 1541754, 2171718, 2493454, 3257577, 3740181, 6515154, 7480362, 11220543, 22441086, 33661629, 67323258, 100984887, 201969774]

約数ペア:

[(1, 201969774), (2, 100984887), (3, 67323258), (6, 33661629), (9, 22441086), (18, 11220543), (27, 7480362), (31, 6515154), (54, 3740181), (62, 3257577), (81, 2493454), (93, 2171718), (131, 1541754), (162, 1246727), (186, 1085859), (262, 770877), (279, 723906), (307, 657882), (393, 513918), (558, 361953), (614, 328941), (786, 256959), (837, 241302), (921, 219294), (1179, 171306), (1674, 120651), (1842, 109647), (2358, 85653), (2511, 80434), (2763, 73098), (3537, 57102), (4061, 49734), (5022, 40217), (5526, 36549), (7074, 28551), (8122, 24867), (8289, 24366), (9517, 21222), (10611, 19034), (12183, 16578)]