388637452

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{1151}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 805109760

約数和(自身を除く): 416472308

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 389, 434, 778, 868, 1151, 1556, 2302, 2723, 4604, 5446, 8057, 10892, 12059, 16114, 24118, 32228, 35681, 48236, 71362, 84413, 142724, 168826, 249767, 337652, 447739, 499534, 895478, 999068, 1790956, 3134173, 6268346, 12536692, 13879909, 27759818, 55519636, 97159363, 194318726, 388637452]

約数ペア:

[(1, 388637452), (2, 194318726), (4, 97159363), (7, 55519636), (14, 27759818), (28, 13879909), (31, 12536692), (62, 6268346), (124, 3134173), (217, 1790956), (389, 999068), (434, 895478), (778, 499534), (868, 447739), (1151, 337652), (1556, 249767), (2302, 168826), (2723, 142724), (4604, 84413), (5446, 71362), (8057, 48236), (10892, 35681), (12059, 32228), (16114, 24118)]