2189746780921

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{26913961}}^1$

素因数の和:26914224

約数の個数: 16

約数和(自身を含む): 2557902948480

約数和(自身を除く): 368156167559

約数列:

[1, 7, 59, 197, 413, 1379, 11623, 81361, 26913961, 188397727, 1587923699, 5302050317, 11115465893, 37114352219, 312820968703, 2189746780921]

約数ペア:

[(1, 2189746780921), (7, 312820968703), (59, 37114352219), (197, 11115465893), (413, 5302050317), (1379, 1587923699), (11623, 188397727), (81361, 26913961)]