28244788

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^2$

素因数の和:173

約数の個数: 54

約数和(自身を含む): 59395938

約数和(自身を除く): 31151150

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 121, 134, 143, 242, 268, 286, 484, 572, 737, 871, 1474, 1573, 1742, 2948, 3146, 3484, 4489, 6292, 8107, 8978, 9581, 16214, 17956, 19162, 32428, 38324, 49379, 58357, 98758, 105391, 116714, 197516, 210782, 233428, 421564, 543169, 641927, 1086338, 1283854, 2172676, 2567708, 7061197, 14122394, 28244788]

約数ペア:

[(1, 28244788), (2, 14122394), (4, 7061197), (11, 2567708), (13, 2172676), (22, 1283854), (26, 1086338), (44, 641927), (52, 543169), (67, 421564), (121, 233428), (134, 210782), (143, 197516), (242, 116714), (268, 105391), (286, 98758), (484, 58357), (572, 49379), (737, 38324), (871, 32428), (1474, 19162), (1573, 17956), (1742, 16214), (2948, 9581), (3146, 8978), (3484, 8107), (4489, 6292)]