31283532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2887}}^1$

素因数の和:2947

約数の個数: 72

約数和(自身を含む): 92508416

約数和(自身を除く): 61224884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 2887, 3612, 5418, 5774, 8661, 10836, 11548, 17322, 20209, 25983, 34644, 40418, 51966, 60627, 80836, 103932, 121254, 124141, 181881, 242508, 248282, 363762, 372423, 496564, 727524, 744846, 868987, 1117269, 1489692, 1737974, 2234538, 2606961, 3475948, 4469076, 5213922, 7820883, 10427844, 15641766, 31283532]

約数ペア:

[(1, 31283532), (2, 15641766), (3, 10427844), (4, 7820883), (6, 5213922), (7, 4469076), (9, 3475948), (12, 2606961), (14, 2234538), (18, 1737974), (21, 1489692), (28, 1117269), (36, 868987), (42, 744846), (43, 727524), (63, 496564), (84, 372423), (86, 363762), (126, 248282), (129, 242508), (172, 181881), (252, 124141), (258, 121254), (301, 103932), (387, 80836), (516, 60627), (602, 51966), (774, 40418), (903, 34644), (1204, 25983), (1548, 20209), (1806, 17322), (2709, 11548), (2887, 10836), (3612, 8661), (5418, 5774)]