8131455

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 15667200

約数和(自身を除く): 7535745

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 67, 87, 93, 135, 145, 155, 201, 261, 279, 335, 435, 465, 603, 783, 837, 899, 1005, 1305, 1395, 1809, 1943, 2077, 2697, 3015, 3915, 4185, 4495, 5829, 6231, 8091, 9045, 9715, 10385, 13485, 17487, 18693, 24273, 29145, 31155, 40455, 52461, 56079, 60233, 87435, 93465, 121365, 180699, 262305, 280395, 301165, 542097, 903495, 1626291, 2710485, 8131455]

約数ペア:

[(1, 8131455), (3, 2710485), (5, 1626291), (9, 903495), (15, 542097), (27, 301165), (29, 280395), (31, 262305), (45, 180699), (67, 121365), (87, 93465), (93, 87435), (135, 60233), (145, 56079), (155, 52461), (201, 40455), (261, 31155), (279, 29145), (335, 24273), (435, 18693), (465, 17487), (603, 13485), (783, 10385), (837, 9715), (899, 9045), (1005, 8091), (1305, 6231), (1395, 5829), (1809, 4495), (1943, 4185), (2077, 3915), (2697, 3015)]