638498124

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{6373}}^1$

素因数の和:6428

約数の個数: 108

約数和(自身を含む): 1851468528

約数和(自身を除く): 1212970404

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 121, 132, 138, 198, 207, 242, 253, 276, 363, 396, 414, 484, 506, 726, 759, 828, 1012, 1089, 1452, 1518, 2178, 2277, 2783, 3036, 4356, 4554, 5566, 6373, 8349, 9108, 11132, 12746, 16698, 19119, 25047, 25492, 33396, 38238, 50094, 57357, 70103, 76476, 100188, 114714, 140206, 146579, 210309, 229428, 280412, 293158, 420618, 439737, 586316, 630927, 771133, 841236, 879474, 1261854, 1319211, 1542266, 1612369, 1758948, 2313399, 2523708, 2638422, 3084532, 3224738, 4626798, 4837107, 5276844, 6449476, 6940197, 9253596, 9674214, 13880394, 14511321, 17736059, 19348428, 27760788, 29022642, 35472118, 53208177, 58045284, 70944236, 106416354, 159624531, 212832708, 319249062, 638498124]

約数ペア:

[(1, 638498124), (2, 319249062), (3, 212832708), (4, 159624531), (6, 106416354), (9, 70944236), (11, 58045284), (12, 53208177), (18, 35472118), (22, 29022642), (23, 27760788), (33, 19348428), (36, 17736059), (44, 14511321), (46, 13880394), (66, 9674214), (69, 9253596), (92, 6940197), (99, 6449476), (121, 5276844), (132, 4837107), (138, 4626798), (198, 3224738), (207, 3084532), (242, 2638422), (253, 2523708), (276, 2313399), (363, 1758948), (396, 1612369), (414, 1542266), (484, 1319211), (506, 1261854), (726, 879474), (759, 841236), (828, 771133), (1012, 630927), (1089, 586316), (1452, 439737), (1518, 420618), (2178, 293158), (2277, 280412), (2783, 229428), (3036, 210309), (4356, 146579), (4554, 140206), (5566, 114714), (6373, 100188), (8349, 76476), (9108, 70103), (11132, 57357), (12746, 50094), (16698, 38238), (19119, 33396), (25047, 25492)]