42947892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{563}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 117839904

約数和(自身を除く): 74892012

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 468, 489, 563, 652, 978, 1126, 1467, 1689, 1956, 2119, 2252, 2934, 3378, 4238, 5067, 5868, 6357, 6756, 7319, 8476, 10134, 12714, 14638, 19071, 20268, 21957, 25428, 29276, 38142, 43914, 65871, 76284, 87828, 91769, 131742, 183538, 263484, 275307, 367076, 550614, 825921, 1101228, 1192997, 1651842, 2385994, 3303684, 3578991, 4771988, 7157982, 10736973, 14315964, 21473946, 42947892]

約数ペア:

[(1, 42947892), (2, 21473946), (3, 14315964), (4, 10736973), (6, 7157982), (9, 4771988), (12, 3578991), (13, 3303684), (18, 2385994), (26, 1651842), (36, 1192997), (39, 1101228), (52, 825921), (78, 550614), (117, 367076), (156, 275307), (163, 263484), (234, 183538), (326, 131742), (468, 91769), (489, 87828), (563, 76284), (652, 65871), (978, 43914), (1126, 38142), (1467, 29276), (1689, 25428), (1956, 21957), (2119, 20268), (2252, 19071), (2934, 14638), (3378, 12714), (4238, 10134), (5067, 8476), (5868, 7319), (6357, 6756)]