11557975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 17436384

約数和(自身を除く): 5878409

約数列:

[1, 5, 11, 13, 25, 53, 55, 61, 65, 143, 265, 275, 305, 325, 583, 671, 689, 715, 793, 1325, 1525, 2915, 3233, 3355, 3445, 3575, 3965, 7579, 8723, 14575, 16165, 16775, 17225, 19825, 35563, 37895, 42029, 43615, 80825, 177815, 189475, 210145, 218075, 462319, 889075, 1050725, 2311595, 11557975]

約数ペア:

[(1, 11557975), (5, 2311595), (11, 1050725), (13, 889075), (25, 462319), (53, 218075), (55, 210145), (61, 189475), (65, 177815), (143, 80825), (265, 43615), (275, 42029), (305, 37895), (325, 35563), (583, 19825), (671, 17225), (689, 16775), (715, 16165), (793, 14575), (1325, 8723), (1525, 7579), (2915, 3965), (3233, 3575), (3355, 3445)]