31723428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 87187968

約数和(自身を除く): 55464540

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 67, 68, 102, 132, 134, 187, 201, 204, 211, 268, 374, 402, 422, 561, 633, 737, 748, 804, 844, 1122, 1139, 1266, 1474, 2211, 2244, 2278, 2321, 2532, 2948, 3417, 3587, 4422, 4556, 4642, 6834, 6963, 7174, 8844, 9284, 10761, 12529, 13668, 13926, 14137, 14348, 21522, 25058, 27852, 28274, 37587, 39457, 42411, 43044, 50116, 56548, 75174, 78914, 84822, 118371, 150348, 155507, 157828, 169644, 236742, 240329, 311014, 466521, 473484, 480658, 622028, 720987, 933042, 961316, 1441974, 1866084, 2643619, 2883948, 5287238, 7930857, 10574476, 15861714, 31723428]

約数ペア:

[(1, 31723428), (2, 15861714), (3, 10574476), (4, 7930857), (6, 5287238), (11, 2883948), (12, 2643619), (17, 1866084), (22, 1441974), (33, 961316), (34, 933042), (44, 720987), (51, 622028), (66, 480658), (67, 473484), (68, 466521), (102, 311014), (132, 240329), (134, 236742), (187, 169644), (201, 157828), (204, 155507), (211, 150348), (268, 118371), (374, 84822), (402, 78914), (422, 75174), (561, 56548), (633, 50116), (737, 43044), (748, 42411), (804, 39457), (844, 37587), (1122, 28274), (1139, 27852), (1266, 25058), (1474, 21522), (2211, 14348), (2244, 14137), (2278, 13926), (2321, 13668), (2532, 12529), (2948, 10761), (3417, 9284), (3587, 8844), (4422, 7174), (4556, 6963), (4642, 6834)]