42217875

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{1787}}^1$

素因数の和:1818

約数の個数: 64

約数和(自身を含む): 89256960

約数和(自身を除く): 47039085

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 675, 875, 945, 1125, 1575, 1787, 2625, 3375, 4725, 5361, 7875, 8935, 12509, 16083, 23625, 26805, 37527, 44675, 48249, 62545, 80415, 112581, 134025, 187635, 223375, 241245, 312725, 337743, 402075, 562905, 670125, 938175, 1206225, 1563625, 1688715, 2010375, 2814525, 4690875, 6031125, 8443575, 14072625, 42217875]

約数ペア:

[(1, 42217875), (3, 14072625), (5, 8443575), (7, 6031125), (9, 4690875), (15, 2814525), (21, 2010375), (25, 1688715), (27, 1563625), (35, 1206225), (45, 938175), (63, 670125), (75, 562905), (105, 402075), (125, 337743), (135, 312725), (175, 241245), (189, 223375), (225, 187635), (315, 134025), (375, 112581), (525, 80415), (675, 62545), (875, 48249), (945, 44675), (1125, 37527), (1575, 26805), (1787, 23625), (2625, 16083), (3375, 12509), (4725, 8935), (5361, 7875)]