129910788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{515519}}^1$

素因数の和:515536

約数の個数: 36

約数和(自身を含む): 375298560

約数和(自身を除く): 245387772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 515519, 1031038, 1546557, 2062076, 3093114, 3608633, 4639671, 6186228, 7217266, 9279342, 10825899, 14434532, 18558684, 21651798, 32477697, 43303596, 64955394, 129910788]

約数ペア:

[(1, 129910788), (2, 64955394), (3, 43303596), (4, 32477697), (6, 21651798), (7, 18558684), (9, 14434532), (12, 10825899), (14, 9279342), (18, 7217266), (21, 6186228), (28, 4639671), (36, 3608633), (42, 3093114), (63, 2062076), (84, 1546557), (126, 1031038), (252, 515519)]