210877238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 395297280

約数和(自身を除く): 184420042

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 151, 209, 247, 257, 286, 302, 418, 494, 514, 1661, 1963, 2717, 2827, 2869, 3322, 3341, 3926, 4883, 5434, 5654, 5738, 6682, 9766, 21593, 31559, 36751, 37297, 38807, 43186, 53713, 63118, 63479, 73502, 74594, 77614, 107426, 126958, 410267, 426877, 504491, 698269, 737333, 820534, 853754, 1008982, 1396538, 1474666, 5549401, 8110663, 9585329, 11098802, 16221326, 19170658, 105438619, 210877238]

約数ペア:

[(1, 210877238), (2, 105438619), (11, 19170658), (13, 16221326), (19, 11098802), (22, 9585329), (26, 8110663), (38, 5549401), (143, 1474666), (151, 1396538), (209, 1008982), (247, 853754), (257, 820534), (286, 737333), (302, 698269), (418, 504491), (494, 426877), (514, 410267), (1661, 126958), (1963, 107426), (2717, 77614), (2827, 74594), (2869, 73502), (3322, 63479), (3341, 63118), (3926, 53713), (4883, 43186), (5434, 38807), (5654, 37297), (5738, 36751), (6682, 31559), (9766, 21593)]