28016816

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 60

約数和(自身を含む): 59157672

約数和(自身を除く): 31140856

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 83, 136, 146, 166, 272, 289, 292, 332, 578, 584, 664, 1156, 1168, 1241, 1328, 1411, 2312, 2482, 2822, 4624, 4964, 5644, 6059, 9928, 11288, 12118, 19856, 21097, 22576, 23987, 24236, 42194, 47974, 48472, 84388, 95948, 96944, 103003, 168776, 191896, 206006, 337552, 383792, 412012, 824024, 1648048, 1751051, 3502102, 7004204, 14008408, 28016816]

約数ペア:

[(1, 28016816), (2, 14008408), (4, 7004204), (8, 3502102), (16, 1751051), (17, 1648048), (34, 824024), (68, 412012), (73, 383792), (83, 337552), (136, 206006), (146, 191896), (166, 168776), (272, 103003), (289, 96944), (292, 95948), (332, 84388), (578, 48472), (584, 47974), (664, 42194), (1156, 24236), (1168, 23987), (1241, 22576), (1328, 21097), (1411, 19856), (2312, 12118), (2482, 11288), (2822, 9928), (4624, 6059), (4964, 5644)]