217192696

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 498718080

約数和(自身を除く): 281525384

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 61, 62, 98, 122, 124, 196, 217, 244, 248, 293, 392, 427, 434, 488, 586, 854, 868, 1172, 1519, 1708, 1736, 1891, 2051, 2344, 2989, 3038, 3416, 3782, 4102, 5978, 6076, 7564, 8204, 9083, 11956, 12152, 13237, 14357, 15128, 16408, 17873, 18166, 23912, 26474, 28714, 35746, 36332, 52948, 57428, 63581, 71492, 72664, 92659, 105896, 114856, 125111, 127162, 142984, 185318, 250222, 254324, 370636, 445067, 500444, 508648, 554063, 741272, 875777, 890134, 1000888, 1108126, 1751554, 1780268, 2216252, 3503108, 3560536, 3878441, 4432504, 7006216, 7756882, 15513764, 27149087, 31027528, 54298174, 108596348, 217192696]

約数ペア:

[(1, 217192696), (2, 108596348), (4, 54298174), (7, 31027528), (8, 27149087), (14, 15513764), (28, 7756882), (31, 7006216), (49, 4432504), (56, 3878441), (61, 3560536), (62, 3503108), (98, 2216252), (122, 1780268), (124, 1751554), (196, 1108126), (217, 1000888), (244, 890134), (248, 875777), (293, 741272), (392, 554063), (427, 508648), (434, 500444), (488, 445067), (586, 370636), (854, 254324), (868, 250222), (1172, 185318), (1519, 142984), (1708, 127162), (1736, 125111), (1891, 114856), (2051, 105896), (2344, 92659), (2989, 72664), (3038, 71492), (3416, 63581), (3782, 57428), (4102, 52948), (5978, 36332), (6076, 35746), (7564, 28714), (8204, 26474), (9083, 23912), (11956, 18166), (12152, 17873), (13237, 16408), (14357, 15128)]