3961818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 10321920

約数和(自身を除く): 6360102

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 189, 223, 282, 329, 378, 423, 446, 658, 669, 846, 987, 1269, 1338, 1561, 1974, 2007, 2538, 2961, 3122, 4014, 4683, 5922, 6021, 8883, 9366, 10481, 12042, 14049, 17766, 20962, 28098, 31443, 42147, 62886, 73367, 84294, 94329, 146734, 188658, 220101, 282987, 440202, 565974, 660303, 1320606, 1980909, 3961818]

約数ペア:

[(1, 3961818), (2, 1980909), (3, 1320606), (6, 660303), (7, 565974), (9, 440202), (14, 282987), (18, 220101), (21, 188658), (27, 146734), (42, 94329), (47, 84294), (54, 73367), (63, 62886), (94, 42147), (126, 31443), (141, 28098), (189, 20962), (223, 17766), (282, 14049), (329, 12042), (378, 10481), (423, 9366), (446, 8883), (658, 6021), (669, 5922), (846, 4683), (987, 4014), (1269, 3122), (1338, 2961), (1561, 2538), (1974, 2007)]