28264788

素因数分解:

$2^2\times 3^9\times {\mathrm{359}}^1$

素因数の和:390

約数の個数: 60

約数和(自身を含む): 74400480

約数和(自身を除く): 46135692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 359, 486, 718, 729, 972, 1077, 1436, 1458, 2154, 2187, 2916, 3231, 4308, 4374, 6462, 6561, 8748, 9693, 12924, 13122, 19386, 19683, 26244, 29079, 38772, 39366, 58158, 78732, 87237, 116316, 174474, 261711, 348948, 523422, 785133, 1046844, 1570266, 2355399, 3140532, 4710798, 7066197, 9421596, 14132394, 28264788]

約数ペア:

[(1, 28264788), (2, 14132394), (3, 9421596), (4, 7066197), (6, 4710798), (9, 3140532), (12, 2355399), (18, 1570266), (27, 1046844), (36, 785133), (54, 523422), (81, 348948), (108, 261711), (162, 174474), (243, 116316), (324, 87237), (359, 78732), (486, 58158), (718, 39366), (729, 38772), (972, 29079), (1077, 26244), (1436, 19683), (1458, 19386), (2154, 13122), (2187, 12924), (2916, 9693), (3231, 8748), (4308, 6561), (4374, 6462)]