17992078275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{105263}}^1$

素因数の和:105372

約数の個数: 48

約数和(自身を含む): 31013300736

約数和(自身を除く): 13021222461

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 129, 159, 215, 265, 645, 795, 1075, 1325, 2279, 3225, 3975, 6837, 11395, 34185, 56975, 105263, 170925, 315789, 526315, 1578945, 2631575, 4526309, 5578939, 7894725, 13578927, 16736817, 22631545, 27894695, 67894635, 83684085, 113157725, 139473475, 239894377, 339473175, 418420425, 719683131, 1199471885, 3598415655, 5997359425, 17992078275]

約数ペア:

[(1, 17992078275), (3, 5997359425), (5, 3598415655), (15, 1199471885), (25, 719683131), (43, 418420425), (53, 339473175), (75, 239894377), (129, 139473475), (159, 113157725), (215, 83684085), (265, 67894635), (645, 27894695), (795, 22631545), (1075, 16736817), (1325, 13578927), (2279, 7894725), (3225, 5578939), (3975, 4526309), (6837, 2631575), (11395, 1578945), (34185, 526315), (56975, 315789), (105263, 170925)]