50181831

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 91231920

約数和(自身を除く): 41050089

約数列:

[1, 3, 7, 9, 19, 21, 49, 53, 57, 63, 113, 133, 147, 159, 171, 339, 371, 399, 441, 477, 791, 931, 1007, 1017, 1113, 1197, 2147, 2373, 2597, 2793, 3021, 3339, 5537, 5989, 6441, 7049, 7119, 7791, 8379, 9063, 15029, 16611, 17967, 19323, 21147, 23373, 41923, 45087, 49343, 49833, 53901, 63441, 105203, 113791, 125769, 135261, 148029, 293461, 315609, 341373, 377307, 444087, 796537, 880383, 946827, 1024119, 2389611, 2641149, 5575759, 7168833, 16727277, 50181831]

約数ペア:

[(1, 50181831), (3, 16727277), (7, 7168833), (9, 5575759), (19, 2641149), (21, 2389611), (49, 1024119), (53, 946827), (57, 880383), (63, 796537), (113, 444087), (133, 377307), (147, 341373), (159, 315609), (171, 293461), (339, 148029), (371, 135261), (399, 125769), (441, 113791), (477, 105203), (791, 63441), (931, 53901), (1007, 49833), (1017, 49343), (1113, 45087), (1197, 41923), (2147, 23373), (2373, 21147), (2597, 19323), (2793, 17967), (3021, 16611), (3339, 15029), (5537, 9063), (5989, 8379), (6441, 7791), (7049, 7119)]