181901538

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 504752640

約数和(自身を除く): 322851102

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 243, 273, 351, 378, 457, 486, 546, 567, 702, 729, 819, 914, 1053, 1134, 1371, 1458, 1638, 1701, 2106, 2187, 2457, 2742, 3159, 3199, 3402, 4113, 4374, 4914, 5103, 5941, 6318, 6398, 7371, 8226, 9477, 9597, 10206, 11882, 12339, 14742, 15309, 17823, 18954, 19194, 22113, 24678, 28431, 28791, 30618, 35646, 37017, 41587, 44226, 53469, 56862, 57582, 66339, 74034, 83174, 86373, 106938, 111051, 124761, 132678, 160407, 172746, 199017, 222102, 249522, 259119, 320814, 333153, 374283, 398034, 481221, 518238, 666306, 748566, 777357, 962442, 999459, 1122849, 1443663, 1554714, 1998918, 2245698, 2332071, 2887326, 3368547, 4330989, 4664142, 6737094, 6996213, 8661978, 10105641, 12992967, 13992426, 20211282, 25985934, 30316923, 60633846, 90950769, 181901538]

約数ペア:

[(1, 181901538), (2, 90950769), (3, 60633846), (6, 30316923), (7, 25985934), (9, 20211282), (13, 13992426), (14, 12992967), (18, 10105641), (21, 8661978), (26, 6996213), (27, 6737094), (39, 4664142), (42, 4330989), (54, 3368547), (63, 2887326), (78, 2332071), (81, 2245698), (91, 1998918), (117, 1554714), (126, 1443663), (162, 1122849), (182, 999459), (189, 962442), (234, 777357), (243, 748566), (273, 666306), (351, 518238), (378, 481221), (457, 398034), (486, 374283), (546, 333153), (567, 320814), (702, 259119), (729, 249522), (819, 222102), (914, 199017), (1053, 172746), (1134, 160407), (1371, 132678), (1458, 124761), (1638, 111051), (1701, 106938), (2106, 86373), (2187, 83174), (2457, 74034), (2742, 66339), (3159, 57582), (3199, 56862), (3402, 53469), (4113, 44226), (4374, 41587), (4914, 37017), (5103, 35646), (5941, 30618), (6318, 28791), (6398, 28431), (7371, 24678), (8226, 22113), (9477, 19194), (9597, 18954), (10206, 17823), (11882, 15309), (12339, 14742)]