7123428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 20057856

約数和(自身を除く): 12934428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 491, 558, 806, 982, 1116, 1209, 1473, 1612, 1964, 2418, 2946, 3627, 4419, 4836, 5892, 6383, 7254, 8838, 12766, 14508, 15221, 17676, 19149, 25532, 30442, 38298, 45663, 57447, 60884, 76596, 91326, 114894, 136989, 182652, 197873, 229788, 273978, 395746, 547956, 593619, 791492, 1187238, 1780857, 2374476, 3561714, 7123428]

約数ペア:

[(1, 7123428), (2, 3561714), (3, 2374476), (4, 1780857), (6, 1187238), (9, 791492), (12, 593619), (13, 547956), (18, 395746), (26, 273978), (31, 229788), (36, 197873), (39, 182652), (52, 136989), (62, 114894), (78, 91326), (93, 76596), (117, 60884), (124, 57447), (156, 45663), (186, 38298), (234, 30442), (279, 25532), (372, 19149), (403, 17676), (468, 15221), (491, 14508), (558, 12766), (806, 8838), (982, 7254), (1116, 6383), (1209, 5892), (1473, 4836), (1612, 4419), (1964, 3627), (2418, 2946)]