259834428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2521}}^1$

素因数の和:2947

約数の個数: 72

約数和(自身を含む): 752766560

約数和(自身を除く): 492932132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 409, 818, 1227, 1636, 2454, 2521, 2863, 3681, 4908, 5042, 5726, 7362, 7563, 8589, 10084, 11452, 14724, 15126, 17178, 17647, 22689, 25767, 30252, 34356, 35294, 45378, 51534, 52941, 70588, 90756, 103068, 105882, 158823, 211764, 317646, 635292, 1031089, 2062178, 3093267, 4124356, 6186534, 7217623, 9279801, 12373068, 14435246, 18559602, 21652869, 28870492, 37119204, 43305738, 64958607, 86611476, 129917214, 259834428]

約数ペア:

[(1, 259834428), (2, 129917214), (3, 86611476), (4, 64958607), (6, 43305738), (7, 37119204), (9, 28870492), (12, 21652869), (14, 18559602), (18, 14435246), (21, 12373068), (28, 9279801), (36, 7217623), (42, 6186534), (63, 4124356), (84, 3093267), (126, 2062178), (252, 1031089), (409, 635292), (818, 317646), (1227, 211764), (1636, 158823), (2454, 105882), (2521, 103068), (2863, 90756), (3681, 70588), (4908, 52941), (5042, 51534), (5726, 45378), (7362, 35294), (7563, 34356), (8589, 30252), (10084, 25767), (11452, 22689), (14724, 17647), (15126, 17178)]