647114535

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 1178496000

約数和(自身を除く): 531381465

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 179, 183, 305, 439, 537, 549, 895, 915, 1317, 1611, 1647, 2195, 2685, 2745, 3951, 4833, 6585, 8055, 8235, 10919, 11853, 19755, 24165, 26779, 32757, 54595, 59265, 78581, 80337, 98271, 133895, 163785, 235743, 241011, 294813, 392905, 401685, 491355, 707229, 723033, 1178715, 1205055, 1474065, 2121687, 3536145, 3615165, 4793441, 10608435, 14380323, 23967205, 43140969, 71901615, 129422907, 215704845, 647114535]

約数ペア:

[(1, 647114535), (3, 215704845), (5, 129422907), (9, 71901615), (15, 43140969), (27, 23967205), (45, 14380323), (61, 10608435), (135, 4793441), (179, 3615165), (183, 3536145), (305, 2121687), (439, 1474065), (537, 1205055), (549, 1178715), (895, 723033), (915, 707229), (1317, 491355), (1611, 401685), (1647, 392905), (2195, 294813), (2685, 241011), (2745, 235743), (3951, 163785), (4833, 133895), (6585, 98271), (8055, 80337), (8235, 78581), (10919, 59265), (11853, 54595), (19755, 32757), (24165, 26779)]