649249164

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{1459}}^1$

素因数の和:1779

約数の個数: 72

約数和(自身を含む): 1683601920

約数和(自身を除く): 1034352756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 263, 282, 423, 526, 564, 789, 846, 1052, 1459, 1578, 1692, 2367, 2918, 3156, 4377, 4734, 5836, 8754, 9468, 12361, 13131, 17508, 24722, 26262, 37083, 49444, 52524, 68573, 74166, 111249, 137146, 148332, 205719, 222498, 274292, 383717, 411438, 444996, 617157, 767434, 822876, 1151151, 1234314, 1534868, 2302302, 2468628, 3453453, 4604604, 6906906, 13813812, 18034699, 36069398, 54104097, 72138796, 108208194, 162312291, 216416388, 324624582, 649249164]

約数ペア:

[(1, 649249164), (2, 324624582), (3, 216416388), (4, 162312291), (6, 108208194), (9, 72138796), (12, 54104097), (18, 36069398), (36, 18034699), (47, 13813812), (94, 6906906), (141, 4604604), (188, 3453453), (263, 2468628), (282, 2302302), (423, 1534868), (526, 1234314), (564, 1151151), (789, 822876), (846, 767434), (1052, 617157), (1459, 444996), (1578, 411438), (1692, 383717), (2367, 274292), (2918, 222498), (3156, 205719), (4377, 148332), (4734, 137146), (5836, 111249), (8754, 74166), (9468, 68573), (12361, 52524), (13131, 49444), (17508, 37083), (24722, 26262)]