40817385

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 84787200

約数和(自身を除く): 43969815

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 105, 135, 141, 189, 235, 315, 329, 423, 705, 919, 945, 987, 1269, 1645, 2115, 2757, 2961, 4595, 4935, 6345, 6433, 8271, 8883, 13785, 14805, 19299, 24813, 32165, 41355, 43193, 44415, 57897, 96495, 124065, 129579, 173691, 215965, 289485, 302351, 388737, 647895, 868455, 907053, 1166211, 1511755, 1943685, 2721159, 4535265, 5831055, 8163477, 13605795, 40817385]

約数ペア:

[(1, 40817385), (3, 13605795), (5, 8163477), (7, 5831055), (9, 4535265), (15, 2721159), (21, 1943685), (27, 1511755), (35, 1166211), (45, 907053), (47, 868455), (63, 647895), (105, 388737), (135, 302351), (141, 289485), (189, 215965), (235, 173691), (315, 129579), (329, 124065), (423, 96495), (705, 57897), (919, 44415), (945, 43193), (987, 41355), (1269, 32165), (1645, 24813), (2115, 19299), (2757, 14805), (2961, 13785), (4595, 8883), (4935, 8271), (6345, 6433)]