278329402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1367}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 463325184

約数和(自身を除く): 184995782

約数列:

[1, 2, 13, 26, 41, 82, 191, 382, 533, 1066, 1367, 2483, 2734, 4966, 7831, 15662, 17771, 35542, 56047, 101803, 112094, 203606, 261097, 522194, 728611, 1457222, 3394261, 6788522, 10704977, 21409954, 139164701, 278329402]

約数ペア:

[(1, 278329402), (2, 139164701), (13, 21409954), (26, 10704977), (41, 6788522), (82, 3394261), (191, 1457222), (382, 728611), (533, 522194), (1066, 261097), (1367, 203606), (2483, 112094), (2734, 101803), (4966, 56047), (7831, 35542), (15662, 17771)]