289158452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{887}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 572866560

約数和(自身を除く): 283708108

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 239, 341, 478, 682, 887, 956, 1364, 1774, 2629, 3548, 5258, 7409, 9757, 10516, 14818, 19514, 27497, 29636, 39028, 54994, 81499, 109988, 162998, 211993, 302467, 325996, 423986, 604934, 847972, 1209868, 2331923, 4663846, 6571783, 9327692, 13143566, 26287132, 72289613, 144579226, 289158452]

約数ペア:

[(1, 289158452), (2, 144579226), (4, 72289613), (11, 26287132), (22, 13143566), (31, 9327692), (44, 6571783), (62, 4663846), (124, 2331923), (239, 1209868), (341, 847972), (478, 604934), (682, 423986), (887, 325996), (956, 302467), (1364, 211993), (1774, 162998), (2629, 109988), (3548, 81499), (5258, 54994), (7409, 39028), (9757, 29636), (10516, 27497), (14818, 19514)]