648421416

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{42281}}^1$

素因数の和:42367

約数の個数: 64

約数和(自身を含む): 1826582400

約数和(自身を除く): 1178160984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 7668, 15336, 42281, 84562, 126843, 169124, 253686, 338248, 380529, 507372, 761058, 1014744, 1141587, 1522116, 2283174, 3001951, 3044232, 4566348, 6003902, 9005853, 9132696, 12007804, 18011706, 24015608, 27017559, 36023412, 54035118, 72046824, 81052677, 108070236, 162105354, 216140472, 324210708, 648421416]

約数ペア:

[(1, 648421416), (2, 324210708), (3, 216140472), (4, 162105354), (6, 108070236), (8, 81052677), (9, 72046824), (12, 54035118), (18, 36023412), (24, 27017559), (27, 24015608), (36, 18011706), (54, 12007804), (71, 9132696), (72, 9005853), (108, 6003902), (142, 4566348), (213, 3044232), (216, 3001951), (284, 2283174), (426, 1522116), (568, 1141587), (639, 1014744), (852, 761058), (1278, 507372), (1704, 380529), (1917, 338248), (2556, 253686), (3834, 169124), (5112, 126843), (7668, 84562), (15336, 42281)]