718774994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 1334361600

約数和(自身を除く): 615586606

約数列:

[1, 2, 7, 14, 17, 34, 103, 109, 119, 206, 218, 238, 269, 538, 721, 763, 1442, 1526, 1751, 1853, 1883, 3502, 3706, 3766, 4573, 9146, 11227, 12257, 12971, 22454, 24514, 25942, 27707, 29321, 32011, 55414, 58642, 64022, 78589, 157178, 190859, 193949, 205247, 381718, 387898, 410494, 471019, 498457, 942038, 996914, 1336013, 2672026, 3020063, 3297133, 3489199, 6040126, 6594266, 6978398, 21140441, 42280882, 51341071, 102682142, 359387497, 718774994]

約数ペア:

[(1, 718774994), (2, 359387497), (7, 102682142), (14, 51341071), (17, 42280882), (34, 21140441), (103, 6978398), (109, 6594266), (119, 6040126), (206, 3489199), (218, 3297133), (238, 3020063), (269, 2672026), (538, 1336013), (721, 996914), (763, 942038), (1442, 498457), (1526, 471019), (1751, 410494), (1853, 387898), (1883, 381718), (3502, 205247), (3706, 193949), (3766, 190859), (4573, 157178), (9146, 78589), (11227, 64022), (12257, 58642), (12971, 55414), (22454, 32011), (24514, 29321), (25942, 27707)]