220193862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1925

約数の個数: 64

約数和(自身を含む): 523127808

約数和(自身を除く): 302933946

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 71, 82, 123, 142, 213, 246, 287, 426, 497, 574, 861, 994, 1491, 1722, 1801, 2911, 2982, 3602, 5403, 5822, 8733, 10806, 12607, 17466, 20377, 25214, 37821, 40754, 61131, 73841, 75642, 122262, 127871, 147682, 221523, 255742, 383613, 443046, 516887, 767226, 895097, 1033774, 1550661, 1790194, 2685291, 3101322, 5242711, 5370582, 10485422, 15728133, 31456266, 36698977, 73397954, 110096931, 220193862]

約数ペア:

[(1, 220193862), (2, 110096931), (3, 73397954), (6, 36698977), (7, 31456266), (14, 15728133), (21, 10485422), (41, 5370582), (42, 5242711), (71, 3101322), (82, 2685291), (123, 1790194), (142, 1550661), (213, 1033774), (246, 895097), (287, 767226), (426, 516887), (497, 443046), (574, 383613), (861, 255742), (994, 221523), (1491, 147682), (1722, 127871), (1801, 122262), (2911, 75642), (2982, 73841), (3602, 61131), (5403, 40754), (5822, 37821), (8733, 25214), (10806, 20377), (12607, 17466)]