213860816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 80

約数和(自身を含む): 487968768

約数和(自身を除く): 274107952

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1768, 1951, 2108, 3224, 3536, 3902, 4216, 6448, 6851, 7804, 8432, 13702, 15608, 25363, 27404, 31216, 33167, 50726, 54808, 60481, 66334, 101452, 109616, 120962, 132668, 202904, 241924, 265336, 405808, 431171, 483848, 530672, 786253, 862342, 967696, 1028177, 1572506, 1724684, 2056354, 3145012, 3449368, 4112708, 6290024, 6898736, 8225416, 12580048, 13366301, 16450832, 26732602, 53465204, 106930408, 213860816]

約数ペア:

[(1, 213860816), (2, 106930408), (4, 53465204), (8, 26732602), (13, 16450832), (16, 13366301), (17, 12580048), (26, 8225416), (31, 6898736), (34, 6290024), (52, 4112708), (62, 3449368), (68, 3145012), (104, 2056354), (124, 1724684), (136, 1572506), (208, 1028177), (221, 967696), (248, 862342), (272, 786253), (403, 530672), (442, 483848), (496, 431171), (527, 405808), (806, 265336), (884, 241924), (1054, 202904), (1612, 132668), (1768, 120962), (1951, 109616), (2108, 101452), (3224, 66334), (3536, 60481), (3902, 54808), (4216, 50726), (6448, 33167), (6851, 31216), (7804, 27404), (8432, 25363), (13702, 15608)]