399656544

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{84961}}^1$

素因数の和:84988

約数の個数: 72

約数和(自身を含む): 1220394168

約数和(自身を除く): 820737624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 84961, 169922, 254883, 339844, 509766, 594727, 679688, 1019532, 1189454, 1359376, 1784181, 2039064, 2378908, 2718752, 3568362, 4078128, 4163089, 4757816, 7136724, 8156256, 8326178, 9515632, 12489267, 14273448, 16652356, 19031264, 24978534, 28546896, 33304712, 49957068, 57093792, 66609424, 99914136, 133218848, 199828272, 399656544]

約数ペア:

[(1, 399656544), (2, 199828272), (3, 133218848), (4, 99914136), (6, 66609424), (7, 57093792), (8, 49957068), (12, 33304712), (14, 28546896), (16, 24978534), (21, 19031264), (24, 16652356), (28, 14273448), (32, 12489267), (42, 9515632), (48, 8326178), (49, 8156256), (56, 7136724), (84, 4757816), (96, 4163089), (98, 4078128), (112, 3568362), (147, 2718752), (168, 2378908), (196, 2039064), (224, 1784181), (294, 1359376), (336, 1189454), (392, 1019532), (588, 679688), (672, 594727), (784, 509766), (1176, 339844), (1568, 254883), (2352, 169922), (4704, 84961)]