28391728

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:485

約数の個数: 40

約数和(自身を含む): 57015200

約数和(自身を除く): 28623472

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 199, 241, 296, 398, 482, 592, 796, 964, 1592, 1928, 3184, 3856, 7363, 8917, 14726, 17834, 29452, 35668, 47959, 58904, 71336, 95918, 117808, 142672, 191836, 383672, 767344, 1774483, 3548966, 7097932, 14195864, 28391728]

約数ペア:

[(1, 28391728), (2, 14195864), (4, 7097932), (8, 3548966), (16, 1774483), (37, 767344), (74, 383672), (148, 191836), (199, 142672), (241, 117808), (296, 95918), (398, 71336), (482, 58904), (592, 47959), (796, 35668), (964, 29452), (1592, 17834), (1928, 14726), (3184, 8917), (3856, 7363)]