201946905

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 369619200

約数和(自身を除く): 167672295

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 137, 179, 183, 305, 411, 537, 549, 685, 895, 915, 1233, 1611, 1647, 2055, 2685, 2745, 3699, 4833, 6165, 8055, 8235, 8357, 10919, 18495, 24165, 24523, 25071, 32757, 41785, 54595, 73569, 75213, 98271, 122615, 125355, 163785, 220707, 225639, 294813, 367845, 376065, 491355, 662121, 1103535, 1128195, 1474065, 1495903, 3310605, 4487709, 7479515, 13463127, 22438545, 40389381, 67315635, 201946905]

約数ペア:

[(1, 201946905), (3, 67315635), (5, 40389381), (9, 22438545), (15, 13463127), (27, 7479515), (45, 4487709), (61, 3310605), (135, 1495903), (137, 1474065), (179, 1128195), (183, 1103535), (305, 662121), (411, 491355), (537, 376065), (549, 367845), (685, 294813), (895, 225639), (915, 220707), (1233, 163785), (1611, 125355), (1647, 122615), (2055, 98271), (2685, 75213), (2745, 73569), (3699, 54595), (4833, 41785), (6165, 32757), (8055, 25071), (8235, 24523), (8357, 24165), (10919, 18495)]