249749535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 468762624

約数和(自身を除く): 219013089

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 131, 201, 271, 335, 393, 469, 655, 813, 917, 1005, 1355, 1407, 1897, 1965, 2345, 2751, 4065, 4585, 5691, 7035, 8777, 9485, 13755, 18157, 26331, 28455, 35501, 43885, 54471, 61439, 90785, 106503, 127099, 131655, 177505, 184317, 248507, 272355, 307195, 381297, 532515, 635495, 745521, 921585, 1242535, 1906485, 2378567, 3727605, 7135701, 11892835, 16649969, 35678505, 49949907, 83249845, 249749535]

約数ペア:

[(1, 249749535), (3, 83249845), (5, 49949907), (7, 35678505), (15, 16649969), (21, 11892835), (35, 7135701), (67, 3727605), (105, 2378567), (131, 1906485), (201, 1242535), (271, 921585), (335, 745521), (393, 635495), (469, 532515), (655, 381297), (813, 307195), (917, 272355), (1005, 248507), (1355, 184317), (1407, 177505), (1897, 131655), (1965, 127099), (2345, 106503), (2751, 90785), (4065, 61439), (4585, 54471), (5691, 43885), (7035, 35501), (8777, 28455), (9485, 26331), (13755, 18157)]