409979836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{1669}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 849909760

約数和(自身を除く): 439929924

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 283, 434, 566, 868, 1132, 1669, 1981, 3338, 3962, 6676, 7924, 8773, 11683, 17546, 23366, 35092, 46732, 51739, 61411, 103478, 122822, 206956, 245644, 362173, 472327, 724346, 944654, 1448692, 1889308, 3306289, 6612578, 13225156, 14642137, 29284274, 58568548, 102494959, 204989918, 409979836]

約数ペア:

[(1, 409979836), (2, 204989918), (4, 102494959), (7, 58568548), (14, 29284274), (28, 14642137), (31, 13225156), (62, 6612578), (124, 3306289), (217, 1889308), (283, 1448692), (434, 944654), (566, 724346), (868, 472327), (1132, 362173), (1669, 245644), (1981, 206956), (3338, 122822), (3962, 103478), (6676, 61411), (7924, 51739), (8773, 46732), (11683, 35092), (17546, 23366)]