201101805

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 382003200

約数和(自身を除く): 180901395

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 87, 93, 135, 145, 155, 261, 279, 435, 465, 783, 837, 899, 1305, 1395, 1657, 2697, 3915, 4185, 4495, 4971, 8091, 8285, 13485, 14913, 24273, 24855, 40455, 44739, 48053, 51367, 74565, 121365, 144159, 154101, 223695, 240265, 256835, 432477, 462303, 720795, 770505, 1297431, 1386909, 1489643, 2162385, 2311515, 4468929, 6487155, 6934545, 7448215, 13406787, 22344645, 40220361, 67033935, 201101805]

約数ペア:

[(1, 201101805), (3, 67033935), (5, 40220361), (9, 22344645), (15, 13406787), (27, 7448215), (29, 6934545), (31, 6487155), (45, 4468929), (87, 2311515), (93, 2162385), (135, 1489643), (145, 1386909), (155, 1297431), (261, 770505), (279, 720795), (435, 462303), (465, 432477), (783, 256835), (837, 240265), (899, 223695), (1305, 154101), (1395, 144159), (1657, 121365), (2697, 74565), (3915, 51367), (4185, 48053), (4495, 44739), (4971, 40455), (8091, 24855), (8285, 24273), (13485, 14913)]