388650472

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11783}}^1$

素因数の和:11846

約数の個数: 64

約数和(自身を含む): 905011200

約数和(自身を除く): 516360728

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 434, 532, 589, 868, 1064, 1178, 1736, 2356, 4123, 4712, 8246, 11783, 16492, 23566, 32984, 47132, 82481, 94264, 164962, 223877, 329924, 365273, 447754, 659848, 730546, 895508, 1461092, 1567139, 1791016, 2556911, 2922184, 3134278, 5113822, 6268556, 6940187, 10227644, 12537112, 13880374, 20455288, 27760748, 48581309, 55521496, 97162618, 194325236, 388650472]

約数ペア:

[(1, 388650472), (2, 194325236), (4, 97162618), (7, 55521496), (8, 48581309), (14, 27760748), (19, 20455288), (28, 13880374), (31, 12537112), (38, 10227644), (56, 6940187), (62, 6268556), (76, 5113822), (124, 3134278), (133, 2922184), (152, 2556911), (217, 1791016), (248, 1567139), (266, 1461092), (434, 895508), (532, 730546), (589, 659848), (868, 447754), (1064, 365273), (1178, 329924), (1736, 223877), (2356, 164962), (4123, 94264), (4712, 82481), (8246, 47132), (11783, 32984), (16492, 23566)]