397520681964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{13109111}}^1$

素因数の和:13109163

約数の個数: 72

約数和(自身を含む): 1118784054528

約数和(自身を除く): 721263372564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 361, 399, 532, 722, 798, 1083, 1444, 1596, 2166, 2527, 4332, 5054, 7581, 10108, 15162, 30324, 13109111, 26218222, 39327333, 52436444, 78654666, 91763777, 157309332, 183527554, 249073109, 275291331, 367055108, 498146218, 550582662, 747219327, 996292436, 1101165324, 1494438654, 1743511763, 2988877308, 3487023526, 4732389071, 5230535289, 6974047052, 9464778142, 10461070578, 14197167213, 18929556284, 20922141156, 28394334426, 33126723497, 56788668852, 66253446994, 99380170491, 132506893988, 198760340982, 397520681964]

約数ペア:

[(1, 397520681964), (2, 198760340982), (3, 132506893988), (4, 99380170491), (6, 66253446994), (7, 56788668852), (12, 33126723497), (14, 28394334426), (19, 20922141156), (21, 18929556284), (28, 14197167213), (38, 10461070578), (42, 9464778142), (57, 6974047052), (76, 5230535289), (84, 4732389071), (114, 3487023526), (133, 2988877308), (228, 1743511763), (266, 1494438654), (361, 1101165324), (399, 996292436), (532, 747219327), (722, 550582662), (798, 498146218), (1083, 367055108), (1444, 275291331), (1596, 249073109), (2166, 183527554), (2527, 157309332), (4332, 91763777), (5054, 78654666), (7581, 52436444), (10108, 39327333), (15162, 26218222), (30324, 13109111)]