389614772

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 757548288

約数和(自身を除く): 367933516

約数列:

[1, 2, 4, 17, 34, 47, 68, 71, 94, 101, 142, 188, 202, 284, 289, 404, 578, 799, 1156, 1207, 1598, 1717, 2414, 3196, 3337, 3434, 4747, 4828, 6674, 6868, 7171, 9494, 13348, 13583, 14342, 18988, 20519, 27166, 28684, 29189, 41038, 54332, 56729, 58378, 80699, 82076, 113458, 116756, 121907, 161398, 226916, 243814, 322796, 337037, 487628, 674074, 964393, 1348148, 1371883, 1928786, 2072419, 2743766, 3857572, 4144838, 5487532, 5729629, 8289676, 11459258, 22918516, 97403693, 194807386, 389614772]

約数ペア:

[(1, 389614772), (2, 194807386), (4, 97403693), (17, 22918516), (34, 11459258), (47, 8289676), (68, 5729629), (71, 5487532), (94, 4144838), (101, 3857572), (142, 2743766), (188, 2072419), (202, 1928786), (284, 1371883), (289, 1348148), (404, 964393), (578, 674074), (799, 487628), (1156, 337037), (1207, 322796), (1598, 243814), (1717, 226916), (2414, 161398), (3196, 121907), (3337, 116756), (3434, 113458), (4747, 82076), (4828, 80699), (6674, 58378), (6868, 56729), (7171, 54332), (9494, 41038), (13348, 29189), (13583, 28684), (14342, 27166), (18988, 20519)]