201990904731

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{64187}}^1$

素因数の和:64469

約数の個数: 96

約数和(自身を含む): 384511795200

約数和(自身を除く): 182520890469

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 239, 399, 627, 693, 717, 1197, 1463, 1673, 1881, 2151, 2629, 4389, 4541, 5019, 7887, 13167, 13623, 15057, 18403, 23661, 31787, 40869, 49951, 55209, 64187, 95361, 149853, 165627, 192561, 286083, 349657, 449309, 449559, 577683, 706057, 1048971, 1219553, 1347927, 2118171, 3146913, 3658659, 4043781, 4942399, 6354513, 8536871, 10975977, 13415083, 14827197, 15340693, 25610613, 40245249, 44481591, 46022079, 76831839, 93905581, 107384851, 120735747, 138066237, 168747623, 281716743, 291473167, 322154553, 506242869, 845150229, 874419501, 966463659, 1181233361, 1518728607, 2040312169, 2623258503, 3206204837, 3543700083, 6120936507, 9618614511, 10631100249, 18362809521, 22443433859, 28855843533, 67330301577, 201990904731]

約数ペア:

[(1, 201990904731), (3, 67330301577), (7, 28855843533), (9, 22443433859), (11, 18362809521), (19, 10631100249), (21, 9618614511), (33, 6120936507), (57, 3543700083), (63, 3206204837), (77, 2623258503), (99, 2040312169), (133, 1518728607), (171, 1181233361), (209, 966463659), (231, 874419501), (239, 845150229), (399, 506242869), (627, 322154553), (693, 291473167), (717, 281716743), (1197, 168747623), (1463, 138066237), (1673, 120735747), (1881, 107384851), (2151, 93905581), (2629, 76831839), (4389, 46022079), (4541, 44481591), (5019, 40245249), (7887, 25610613), (13167, 15340693), (13623, 14827197), (15057, 13415083), (18403, 10975977), (23661, 8536871), (31787, 6354513), (40869, 4942399), (49951, 4043781), (55209, 3658659), (64187, 3146913), (95361, 2118171), (149853, 1347927), (165627, 1219553), (192561, 1048971), (286083, 706057), (349657, 577683), (449309, 449559)]