971856392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{499}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 2005080000

約数和(自身を除く): 1033223608

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 307, 488, 499, 614, 793, 998, 1228, 1586, 1996, 2456, 3172, 3991, 3992, 6344, 6487, 7982, 12974, 15964, 18727, 25948, 30439, 31928, 37454, 51896, 60878, 74908, 121756, 149816, 153193, 243451, 243512, 306386, 395707, 486902, 612772, 791414, 973804, 1225544, 1582828, 1947608, 1991509, 3165656, 3983018, 7966036, 9344773, 15932072, 18689546, 37379092, 74758184, 121482049, 242964098, 485928196, 971856392]

約数ペア:

[(1, 971856392), (2, 485928196), (4, 242964098), (8, 121482049), (13, 74758184), (26, 37379092), (52, 18689546), (61, 15932072), (104, 9344773), (122, 7966036), (244, 3983018), (307, 3165656), (488, 1991509), (499, 1947608), (614, 1582828), (793, 1225544), (998, 973804), (1228, 791414), (1586, 612772), (1996, 486902), (2456, 395707), (3172, 306386), (3991, 243512), (3992, 243451), (6344, 153193), (6487, 149816), (7982, 121756), (12974, 74908), (15964, 60878), (18727, 51896), (25948, 37454), (30439, 31928)]