31377304

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^2$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 70059600

約数和(自身を除く): 38682296

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 139, 203, 232, 278, 406, 556, 812, 973, 1112, 1624, 1946, 3892, 4031, 7784, 8062, 16124, 19321, 28217, 32248, 38642, 56434, 77284, 112868, 135247, 154568, 225736, 270494, 540988, 560309, 1081976, 1120618, 2241236, 3922163, 4482472, 7844326, 15688652, 31377304]

約数ペア:

[(1, 31377304), (2, 15688652), (4, 7844326), (7, 4482472), (8, 3922163), (14, 2241236), (28, 1120618), (29, 1081976), (56, 560309), (58, 540988), (116, 270494), (139, 225736), (203, 154568), (232, 135247), (278, 112868), (406, 77284), (556, 56434), (812, 38642), (973, 32248), (1112, 28217), (1624, 19321), (1946, 16124), (3892, 8062), (4031, 7784)]