221812906

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 412402752

約数和(自身を除く): 190589846

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 211, 238, 422, 631, 833, 1262, 1477, 1666, 2954, 3587, 4417, 7174, 8834, 10339, 10727, 20678, 21454, 25109, 30919, 50218, 61838, 75089, 133141, 150178, 175763, 266282, 351526, 525623, 931987, 1051246, 1863974, 2263397, 4526794, 6523909, 13047818, 15843779, 31687558, 110906453, 221812906]

約数ペア:

[(1, 221812906), (2, 110906453), (7, 31687558), (14, 15843779), (17, 13047818), (34, 6523909), (49, 4526794), (98, 2263397), (119, 1863974), (211, 1051246), (238, 931987), (422, 525623), (631, 351526), (833, 266282), (1262, 175763), (1477, 150178), (1666, 133141), (2954, 75089), (3587, 61838), (4417, 50218), (7174, 30919), (8834, 25109), (10339, 21454), (10727, 20678)]