31317808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1187}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 64964592

約数和(自身を除く): 33646784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 776, 1187, 1552, 1649, 2374, 3298, 4748, 6596, 9496, 13192, 18992, 20179, 26384, 40358, 80716, 115139, 161432, 230278, 322864, 460556, 921112, 1842224, 1957363, 3914726, 7829452, 15658904, 31317808]

約数ペア:

[(1, 31317808), (2, 15658904), (4, 7829452), (8, 3914726), (16, 1957363), (17, 1842224), (34, 921112), (68, 460556), (97, 322864), (136, 230278), (194, 161432), (272, 115139), (388, 80716), (776, 40358), (1187, 26384), (1552, 20179), (1649, 18992), (2374, 13192), (3298, 9496), (4748, 6596)]