31429328

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{971}}^1$

素因数の和:1020

約数の個数: 60

約数和(自身を含む): 74004192

約数和(自身を除く): 42574864

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 289, 476, 578, 952, 971, 1156, 1904, 1942, 2023, 2312, 3884, 4046, 4624, 6797, 7768, 8092, 13594, 15536, 16184, 16507, 27188, 32368, 33014, 54376, 66028, 108752, 115549, 132056, 231098, 264112, 280619, 462196, 561238, 924392, 1122476, 1848784, 1964333, 2244952, 3928666, 4489904, 7857332, 15714664, 31429328]

約数ペア:

[(1, 31429328), (2, 15714664), (4, 7857332), (7, 4489904), (8, 3928666), (14, 2244952), (16, 1964333), (17, 1848784), (28, 1122476), (34, 924392), (56, 561238), (68, 462196), (112, 280619), (119, 264112), (136, 231098), (238, 132056), (272, 115549), (289, 108752), (476, 66028), (578, 54376), (952, 33014), (971, 32368), (1156, 27188), (1904, 16507), (1942, 16184), (2023, 15536), (2312, 13594), (3884, 8092), (4046, 7768), (4624, 6797)]