218360192

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 450819600

約数和(自身を除く): 232459408

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 97, 128, 172, 194, 344, 388, 409, 688, 776, 818, 1376, 1552, 1636, 2752, 3104, 3272, 4171, 5504, 6208, 6544, 8342, 12416, 13088, 16684, 17587, 26176, 33368, 35174, 39673, 52352, 66736, 70348, 79346, 133472, 140696, 158692, 266944, 281392, 317384, 533888, 562784, 634768, 1125568, 1269536, 1705939, 2251136, 2539072, 3411878, 5078144, 6823756, 13647512, 27295024, 54590048, 109180096, 218360192]

約数ペア:

[(1, 218360192), (2, 109180096), (4, 54590048), (8, 27295024), (16, 13647512), (32, 6823756), (43, 5078144), (64, 3411878), (86, 2539072), (97, 2251136), (128, 1705939), (172, 1269536), (194, 1125568), (344, 634768), (388, 562784), (409, 533888), (688, 317384), (776, 281392), (818, 266944), (1376, 158692), (1552, 140696), (1636, 133472), (2752, 79346), (3104, 70348), (3272, 66736), (4171, 52352), (5504, 39673), (6208, 35174), (6544, 33368), (8342, 26176), (12416, 17587), (13088, 16684)]