648736656

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{190357}}^1$

素因数の和:190439

約数の個数: 40

約数和(自身を含む): 1699516224

約数和(自身を除く): 1050779568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 190357, 380714, 571071, 761428, 1142142, 1522856, 2284284, 3045712, 4568568, 9137136, 13515347, 27030694, 40546041, 54061388, 81092082, 108122776, 162184164, 216245552, 324368328, 648736656]

約数ペア:

[(1, 648736656), (2, 324368328), (3, 216245552), (4, 162184164), (6, 108122776), (8, 81092082), (12, 54061388), (16, 40546041), (24, 27030694), (48, 13515347), (71, 9137136), (142, 4568568), (213, 3045712), (284, 2284284), (426, 1522856), (568, 1142142), (852, 761428), (1136, 571071), (1704, 380714), (3408, 190357)]