2771028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 7827456

約数和(自身を除く): 5056428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 191, 234, 279, 372, 382, 403, 468, 558, 573, 764, 806, 1116, 1146, 1209, 1612, 1719, 2292, 2418, 2483, 3438, 3627, 4836, 4966, 5921, 6876, 7254, 7449, 9932, 11842, 14508, 14898, 17763, 22347, 23684, 29796, 35526, 44694, 53289, 71052, 76973, 89388, 106578, 153946, 213156, 230919, 307892, 461838, 692757, 923676, 1385514, 2771028]

約数ペア:

[(1, 2771028), (2, 1385514), (3, 923676), (4, 692757), (6, 461838), (9, 307892), (12, 230919), (13, 213156), (18, 153946), (26, 106578), (31, 89388), (36, 76973), (39, 71052), (52, 53289), (62, 44694), (78, 35526), (93, 29796), (117, 23684), (124, 22347), (156, 17763), (186, 14898), (191, 14508), (234, 11842), (279, 9932), (372, 7449), (382, 7254), (403, 6876), (468, 5921), (558, 4966), (573, 4836), (764, 3627), (806, 3438), (1116, 2483), (1146, 2418), (1209, 2292), (1612, 1719)]