64839978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10949}}^1$

素因数の和:11011

約数の個数: 48

約数和(自身を含む): 163987200

約数和(自身を除く): 99147222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 5922, 10949, 21898, 32847, 65694, 76643, 98541, 153286, 197082, 229929, 459858, 514603, 689787, 1029206, 1379574, 1543809, 3087618, 3602221, 4631427, 7204442, 9262854, 10806663, 21613326, 32419989, 64839978]

約数ペア:

[(1, 64839978), (2, 32419989), (3, 21613326), (6, 10806663), (7, 9262854), (9, 7204442), (14, 4631427), (18, 3602221), (21, 3087618), (42, 1543809), (47, 1379574), (63, 1029206), (94, 689787), (126, 514603), (141, 459858), (282, 229929), (329, 197082), (423, 153286), (658, 98541), (846, 76643), (987, 65694), (1974, 32847), (2961, 21898), (5922, 10949)]