208713078

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{14923}}^1$

素因数の和:14978

約数の個数: 64

約数和(自身を含む): 544427520

約数和(自身を除く): 335714442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2331, 4662, 6993, 13986, 14923, 29846, 44769, 89538, 104461, 134307, 208922, 268614, 313383, 402921, 552151, 626766, 805842, 940149, 1104302, 1656453, 1880298, 2820447, 3312906, 3865057, 4969359, 5640894, 7730114, 9938718, 11595171, 14908077, 23190342, 29816154, 34785513, 69571026, 104356539, 208713078]

約数ペア:

[(1, 208713078), (2, 104356539), (3, 69571026), (6, 34785513), (7, 29816154), (9, 23190342), (14, 14908077), (18, 11595171), (21, 9938718), (27, 7730114), (37, 5640894), (42, 4969359), (54, 3865057), (63, 3312906), (74, 2820447), (111, 1880298), (126, 1656453), (189, 1104302), (222, 940149), (259, 805842), (333, 626766), (378, 552151), (518, 402921), (666, 313383), (777, 268614), (999, 208922), (1554, 134307), (1998, 104461), (2331, 89538), (4662, 44769), (6993, 29846), (13986, 14923)]