81444348

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1823}}^1$

素因数の和:1923

約数の個数: 72

約数和(自身を含む): 221090688

約数和(自身を除く): 139646340

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 73, 102, 146, 153, 204, 219, 292, 306, 438, 612, 657, 876, 1241, 1314, 1823, 2482, 2628, 3646, 3723, 4964, 5469, 7292, 7446, 10938, 11169, 14892, 16407, 21876, 22338, 30991, 32814, 44676, 61982, 65628, 92973, 123964, 133079, 185946, 266158, 278919, 371892, 399237, 532316, 557838, 798474, 1115676, 1197711, 1596948, 2262343, 2395422, 4524686, 4790844, 6787029, 9049372, 13574058, 20361087, 27148116, 40722174, 81444348]

約数ペア:

[(1, 81444348), (2, 40722174), (3, 27148116), (4, 20361087), (6, 13574058), (9, 9049372), (12, 6787029), (17, 4790844), (18, 4524686), (34, 2395422), (36, 2262343), (51, 1596948), (68, 1197711), (73, 1115676), (102, 798474), (146, 557838), (153, 532316), (204, 399237), (219, 371892), (292, 278919), (306, 266158), (438, 185946), (612, 133079), (657, 123964), (876, 92973), (1241, 65628), (1314, 61982), (1823, 44676), (2482, 32814), (2628, 30991), (3646, 22338), (3723, 21876), (4964, 16407), (5469, 14892), (7292, 11169), (7446, 10938)]