1639057154

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{643}}^1$

素因数の和:752

約数の個数: 72

約数和(自身を含む): 3098889360

約数和(自身を除く): 1459832206

約数列:

[1, 2, 7, 14, 19, 37, 38, 49, 74, 98, 133, 259, 266, 518, 643, 703, 931, 1286, 1369, 1406, 1813, 1862, 2738, 3626, 4501, 4921, 9002, 9583, 9842, 12217, 19166, 23791, 24434, 26011, 31507, 34447, 47582, 52022, 63014, 67081, 68894, 85519, 134162, 166537, 171038, 182077, 333074, 364154, 452029, 598633, 880267, 904058, 1165759, 1197266, 1274539, 1760534, 2331518, 2549078, 3164203, 6161869, 6328406, 12323738, 16725073, 22149421, 33450146, 43133083, 44298842, 86266166, 117075511, 234151022, 819528577, 1639057154]

約数ペア:

[(1, 1639057154), (2, 819528577), (7, 234151022), (14, 117075511), (19, 86266166), (37, 44298842), (38, 43133083), (49, 33450146), (74, 22149421), (98, 16725073), (133, 12323738), (259, 6328406), (266, 6161869), (518, 3164203), (643, 2549078), (703, 2331518), (931, 1760534), (1286, 1274539), (1369, 1197266), (1406, 1165759), (1813, 904058), (1862, 880267), (2738, 598633), (3626, 452029), (4501, 364154), (4921, 333074), (9002, 182077), (9583, 171038), (9842, 166537), (12217, 134162), (19166, 85519), (23791, 68894), (24434, 67081), (26011, 63014), (31507, 52022), (34447, 47582)]