686945996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{24821}}^1$

素因数の和:24890

約数の個数: 48

約数和(自身を含む): 1426172832

約数和(自身を除く): 739226836

約数列:

[1, 2, 4, 11, 17, 22, 34, 37, 44, 68, 74, 148, 187, 374, 407, 629, 748, 814, 1258, 1628, 2516, 6919, 13838, 24821, 27676, 49642, 99284, 273031, 421957, 546062, 843914, 918377, 1092124, 1687828, 1836754, 3673508, 4641527, 9283054, 10102147, 15612409, 18566108, 20204294, 31224818, 40408588, 62449636, 171736499, 343472998, 686945996]

約数ペア:

[(1, 686945996), (2, 343472998), (4, 171736499), (11, 62449636), (17, 40408588), (22, 31224818), (34, 20204294), (37, 18566108), (44, 15612409), (68, 10102147), (74, 9283054), (148, 4641527), (187, 3673508), (374, 1836754), (407, 1687828), (629, 1092124), (748, 918377), (814, 843914), (1258, 546062), (1628, 421957), (2516, 273031), (6919, 99284), (13838, 49642), (24821, 27676)]