381648462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 843816960

約数和(自身を除く): 462168498

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 127, 177, 254, 354, 381, 653, 762, 767, 1306, 1534, 1651, 1959, 2301, 3302, 3918, 4602, 4953, 7493, 8489, 9906, 14986, 16978, 22479, 25467, 38527, 44958, 50934, 77054, 82931, 97409, 115581, 165862, 194818, 231162, 248793, 292227, 497586, 500851, 584454, 1001702, 1078103, 1502553, 2156206, 3005106, 3234309, 4892929, 6468618, 9785858, 14678787, 29357574, 63608077, 127216154, 190824231, 381648462]

約数ペア:

[(1, 381648462), (2, 190824231), (3, 127216154), (6, 63608077), (13, 29357574), (26, 14678787), (39, 9785858), (59, 6468618), (78, 4892929), (118, 3234309), (127, 3005106), (177, 2156206), (254, 1502553), (354, 1078103), (381, 1001702), (653, 584454), (762, 500851), (767, 497586), (1306, 292227), (1534, 248793), (1651, 231162), (1959, 194818), (2301, 165862), (3302, 115581), (3918, 97409), (4602, 82931), (4953, 77054), (7493, 50934), (8489, 44958), (9906, 38527), (14986, 25467), (16978, 22479)]