214978788

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 553807800

約数和(自身を除く): 338829012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 229, 267, 293, 356, 458, 534, 586, 687, 801, 879, 916, 1068, 1172, 1374, 1602, 1758, 2061, 2637, 2748, 3204, 3516, 4122, 5274, 8244, 10548, 20381, 26077, 40762, 52154, 61143, 67097, 78231, 81524, 104308, 122286, 134194, 156462, 183429, 201291, 234693, 244572, 268388, 312924, 366858, 402582, 469386, 603873, 733716, 805164, 938772, 1207746, 2415492, 5971633, 11943266, 17914899, 23886532, 35829798, 53744697, 71659596, 107489394, 214978788]

約数ペア:

[(1, 214978788), (2, 107489394), (3, 71659596), (4, 53744697), (6, 35829798), (9, 23886532), (12, 17914899), (18, 11943266), (36, 5971633), (89, 2415492), (178, 1207746), (229, 938772), (267, 805164), (293, 733716), (356, 603873), (458, 469386), (534, 402582), (586, 366858), (687, 312924), (801, 268388), (879, 244572), (916, 234693), (1068, 201291), (1172, 183429), (1374, 156462), (1602, 134194), (1758, 122286), (2061, 104308), (2637, 81524), (2748, 78231), (3204, 67097), (3516, 61143), (4122, 52154), (5274, 40762), (8244, 26077), (10548, 20381)]