1666143288

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1217941}}^1$

素因数の和:1217972

約数の個数: 48

約数和(自身を含む): 4749973800

約数和(自身を除く): 3083830512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 1217941, 2435882, 3653823, 4871764, 7307646, 9743528, 10961469, 14615292, 21922938, 23140879, 29230584, 43845876, 46281758, 69422637, 87691752, 92563516, 138845274, 185127032, 208267911, 277690548, 416535822, 555381096, 833071644, 1666143288]

約数ペア:

[(1, 1666143288), (2, 833071644), (3, 555381096), (4, 416535822), (6, 277690548), (8, 208267911), (9, 185127032), (12, 138845274), (18, 92563516), (19, 87691752), (24, 69422637), (36, 46281758), (38, 43845876), (57, 29230584), (72, 23140879), (76, 21922938), (114, 14615292), (152, 10961469), (171, 9743528), (228, 7307646), (342, 4871764), (456, 3653823), (684, 2435882), (1368, 1217941)]