1620691203

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{51047}}^1$

素因数の和:51626

約数の個数: 16

約数和(自身を含む): 2278782720

約数和(自身を除く): 658091517

約数列:

[1, 3, 19, 57, 557, 1671, 10583, 31749, 51047, 153141, 969893, 2909679, 28433179, 85299537, 540230401, 1620691203]

約数ペア:

[(1, 1620691203), (3, 540230401), (19, 85299537), (57, 28433179), (557, 2909679), (1671, 969893), (10583, 153141), (31749, 51047)]