290017854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{767243}}^1$

素因数の和:767261

約数の個数: 32

約数和(自身を含む): 736554240

約数和(自身を除く): 446536386

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 767243, 1534486, 2301729, 4603458, 5370701, 6905187, 10741402, 13810374, 16112103, 20715561, 32224206, 41431122, 48336309, 96672618, 145008927, 290017854]

約数ペア:

[(1, 290017854), (2, 145008927), (3, 96672618), (6, 48336309), (7, 41431122), (9, 32224206), (14, 20715561), (18, 16112103), (21, 13810374), (27, 10741402), (42, 6905187), (54, 5370701), (63, 4603458), (126, 2301729), (189, 1534486), (378, 767243)]