90918212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1399}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 199449600

約数和(自身を除く): 108531388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 211, 308, 422, 844, 1399, 1477, 2321, 2798, 2954, 4642, 5596, 5908, 9284, 9793, 15389, 16247, 19586, 30778, 32494, 39172, 61556, 64988, 107723, 215446, 295189, 430892, 590378, 1180756, 2066323, 3247079, 4132646, 6494158, 8265292, 12988316, 22729553, 45459106, 90918212]

約数ペア:

[(1, 90918212), (2, 45459106), (4, 22729553), (7, 12988316), (11, 8265292), (14, 6494158), (22, 4132646), (28, 3247079), (44, 2066323), (77, 1180756), (154, 590378), (211, 430892), (308, 295189), (422, 215446), (844, 107723), (1399, 64988), (1477, 61556), (2321, 39172), (2798, 32494), (2954, 30778), (4642, 19586), (5596, 16247), (5908, 15389), (9284, 9793)]