6981990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1103}}^1$

素因数の和:1324

約数の個数: 32

約数和(自身を含む): 16851456

約数和(自身を除く): 9869466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1103, 1266, 2110, 2206, 3165, 3309, 5515, 6330, 6618, 11030, 16545, 33090, 232733, 465466, 698199, 1163665, 1396398, 2327330, 3490995, 6981990]

約数ペア:

[(1, 6981990), (2, 3490995), (3, 2327330), (5, 1396398), (6, 1163665), (10, 698199), (15, 465466), (30, 232733), (211, 33090), (422, 16545), (633, 11030), (1055, 6618), (1103, 6330), (1266, 5515), (2110, 3309), (2206, 3165)]