288411921

素因数分解:

$3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2281}}^1$

素因数の和:2523

約数の個数: 40

約数和(自身を含む): 494810624

約数和(自身を除く): 206398703

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 223, 567, 669, 1561, 2007, 2281, 4683, 6021, 6843, 14049, 15967, 18063, 20529, 42147, 47901, 61587, 126441, 143703, 184761, 431109, 508663, 1293327, 1525989, 3560641, 4577967, 10681923, 13733901, 32045769, 41201703, 96137307, 288411921]

約数ペア:

[(1, 288411921), (3, 96137307), (7, 41201703), (9, 32045769), (21, 13733901), (27, 10681923), (63, 4577967), (81, 3560641), (189, 1525989), (223, 1293327), (567, 508663), (669, 431109), (1561, 184761), (2007, 143703), (2281, 126441), (4683, 61587), (6021, 47901), (6843, 42147), (14049, 20529), (15967, 18063)]