2820762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 7118592

約数和(自身を除く): 4297830

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 367, 427, 549, 734, 854, 1098, 1101, 1281, 2202, 2562, 2569, 3303, 3843, 5138, 6606, 7686, 7707, 15414, 22387, 23121, 44774, 46242, 67161, 134322, 156709, 201483, 313418, 402966, 470127, 940254, 1410381, 2820762]

約数ペア:

[(1, 2820762), (2, 1410381), (3, 940254), (6, 470127), (7, 402966), (9, 313418), (14, 201483), (18, 156709), (21, 134322), (42, 67161), (61, 46242), (63, 44774), (122, 23121), (126, 22387), (183, 15414), (366, 7707), (367, 7686), (427, 6606), (549, 5138), (734, 3843), (854, 3303), (1098, 2569), (1101, 2562), (1281, 2202)]