3921330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 10948608

約数和(自身を除く): 7027278

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 263, 355, 426, 497, 526, 710, 789, 994, 1065, 1315, 1491, 1578, 1841, 2130, 2485, 2630, 2982, 3682, 3945, 4970, 5523, 7455, 7890, 9205, 11046, 14910, 18410, 18673, 27615, 37346, 55230, 56019, 93365, 112038, 130711, 186730, 261422, 280095, 392133, 560190, 653555, 784266, 1307110, 1960665, 3921330]

約数ペア:

[(1, 3921330), (2, 1960665), (3, 1307110), (5, 784266), (6, 653555), (7, 560190), (10, 392133), (14, 280095), (15, 261422), (21, 186730), (30, 130711), (35, 112038), (42, 93365), (70, 56019), (71, 55230), (105, 37346), (142, 27615), (210, 18673), (213, 18410), (263, 14910), (355, 11046), (426, 9205), (497, 7890), (526, 7455), (710, 5523), (789, 4970), (994, 3945), (1065, 3682), (1315, 2982), (1491, 2630), (1578, 2485), (1841, 2130)]