222555498

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 509497344

約数和(自身を除く): 286941846

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 271, 506, 541, 542, 759, 813, 1082, 1518, 1623, 1626, 2981, 3246, 5951, 5962, 6233, 8943, 11902, 12443, 12466, 17853, 17886, 18699, 24886, 35706, 37329, 37398, 68563, 74658, 136873, 137126, 146611, 205689, 273746, 293222, 410619, 411378, 439833, 821238, 879666, 1612721, 3225442, 3372053, 4838163, 6744106, 9676326, 10116159, 20232318, 37092583, 74185166, 111277749, 222555498]

約数ペア:

[(1, 222555498), (2, 111277749), (3, 74185166), (6, 37092583), (11, 20232318), (22, 10116159), (23, 9676326), (33, 6744106), (46, 4838163), (66, 3372053), (69, 3225442), (138, 1612721), (253, 879666), (271, 821238), (506, 439833), (541, 411378), (542, 410619), (759, 293222), (813, 273746), (1082, 205689), (1518, 146611), (1623, 137126), (1626, 136873), (2981, 74658), (3246, 68563), (5951, 37398), (5962, 37329), (6233, 35706), (8943, 24886), (11902, 18699), (12443, 17886), (12466, 17853)]