821117542

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 1528657920

約数和(自身を除く): 707540378

約数列:

[1, 2, 7, 14, 29, 37, 47, 58, 74, 94, 203, 259, 329, 406, 518, 658, 1073, 1163, 1363, 1739, 2146, 2326, 2726, 3478, 7511, 8141, 9541, 12173, 15022, 16282, 19082, 24346, 33727, 43031, 50431, 54661, 67454, 86062, 100862, 109322, 236089, 301217, 353017, 382627, 472178, 602434, 706034, 765254, 1247899, 1585169, 2022457, 2495798, 3170338, 4044914, 8735293, 11096183, 14157199, 17470586, 22192366, 28314398, 58651253, 117302506, 410558771, 821117542]

約数ペア:

[(1, 821117542), (2, 410558771), (7, 117302506), (14, 58651253), (29, 28314398), (37, 22192366), (47, 17470586), (58, 14157199), (74, 11096183), (94, 8735293), (203, 4044914), (259, 3170338), (329, 2495798), (406, 2022457), (518, 1585169), (658, 1247899), (1073, 765254), (1163, 706034), (1363, 602434), (1739, 472178), (2146, 382627), (2326, 353017), (2726, 301217), (3478, 236089), (7511, 109322), (8141, 100862), (9541, 86062), (12173, 67454), (15022, 54661), (16282, 50431), (19082, 43031), (24346, 33727)]