1261503364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 2533815648

約数和(自身を除く): 1272312284

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 73, 116, 146, 292, 319, 467, 638, 803, 841, 934, 1276, 1606, 1682, 1868, 2117, 3212, 3364, 4234, 5137, 8468, 9251, 10274, 13543, 18502, 20548, 23287, 27086, 34091, 37004, 46574, 54172, 61393, 68182, 93148, 122786, 136364, 148973, 245572, 297946, 375001, 392747, 595892, 675323, 750002, 785494, 988639, 1350646, 1500004, 1570988, 1977278, 2701292, 3954556, 4320217, 8640434, 10875029, 17280868, 21750058, 28670531, 43500116, 57341062, 114682124, 315375841, 630751682, 1261503364]

約数ペア:

[(1, 1261503364), (2, 630751682), (4, 315375841), (11, 114682124), (22, 57341062), (29, 43500116), (44, 28670531), (58, 21750058), (73, 17280868), (116, 10875029), (146, 8640434), (292, 4320217), (319, 3954556), (467, 2701292), (638, 1977278), (803, 1570988), (841, 1500004), (934, 1350646), (1276, 988639), (1606, 785494), (1682, 750002), (1868, 675323), (2117, 595892), (3212, 392747), (3364, 375001), (4234, 297946), (5137, 245572), (8468, 148973), (9251, 136364), (10274, 122786), (13543, 93148), (18502, 68182), (20548, 61393), (23287, 54172), (27086, 46574), (34091, 37004)]