25587243

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 43330560

約数和(自身を除く): 17743317

約数列:

[1, 3, 9, 11, 19, 33, 57, 61, 99, 171, 183, 209, 223, 549, 627, 669, 671, 1159, 1881, 2007, 2013, 2453, 3477, 4237, 6039, 7359, 10431, 12711, 12749, 13603, 22077, 38133, 38247, 40809, 46607, 114741, 122427, 139821, 149633, 258457, 419463, 448899, 775371, 1346697, 2326113, 2843027, 8529081, 25587243]

約数ペア:

[(1, 25587243), (3, 8529081), (9, 2843027), (11, 2326113), (19, 1346697), (33, 775371), (57, 448899), (61, 419463), (99, 258457), (171, 149633), (183, 139821), (209, 122427), (223, 114741), (549, 46607), (627, 40809), (669, 38247), (671, 38133), (1159, 22077), (1881, 13603), (2007, 12749), (2013, 12711), (2453, 10431), (3477, 7359), (4237, 6039)]