7123788

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{349}}^1$

素因数の和:378

約数の個数: 84

約数和(自身を含む): 21422800

約数和(自身を除く): 14299012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 349, 378, 486, 567, 698, 729, 756, 972, 1047, 1134, 1396, 1458, 1701, 2094, 2268, 2443, 2916, 3141, 3402, 4188, 4886, 5103, 6282, 6804, 7329, 9423, 9772, 10206, 12564, 14658, 18846, 20412, 21987, 28269, 29316, 37692, 43974, 56538, 65961, 84807, 87948, 113076, 131922, 169614, 197883, 254421, 263844, 339228, 395766, 508842, 593649, 791532, 1017684, 1187298, 1780947, 2374596, 3561894, 7123788]

約数ペア:

[(1, 7123788), (2, 3561894), (3, 2374596), (4, 1780947), (6, 1187298), (7, 1017684), (9, 791532), (12, 593649), (14, 508842), (18, 395766), (21, 339228), (27, 263844), (28, 254421), (36, 197883), (42, 169614), (54, 131922), (63, 113076), (81, 87948), (84, 84807), (108, 65961), (126, 56538), (162, 43974), (189, 37692), (243, 29316), (252, 28269), (324, 21987), (349, 20412), (378, 18846), (486, 14658), (567, 12564), (698, 10206), (729, 9772), (756, 9423), (972, 7329), (1047, 6804), (1134, 6282), (1396, 5103), (1458, 4886), (1701, 4188), (2094, 3402), (2268, 3141), (2443, 2916)]