2019601917

素因数分解:

$3^6\times {\mathrm{23}}^2\times {\mathrm{5237}}^1$

素因数の和:5301

約数の個数: 42

約数和(自身を含む): 3165999102

約数和(自身を除く): 1146397185

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 529, 621, 729, 1587, 1863, 4761, 5237, 5589, 14283, 15711, 16767, 42849, 47133, 120451, 128547, 141399, 361353, 385641, 424197, 1084059, 1272591, 2770373, 3252177, 3817773, 8311119, 9756531, 24933357, 29269593, 74800071, 87808779, 224400213, 673200639, 2019601917]

約数ペア:

[(1, 2019601917), (3, 673200639), (9, 224400213), (23, 87808779), (27, 74800071), (69, 29269593), (81, 24933357), (207, 9756531), (243, 8311119), (529, 3817773), (621, 3252177), (729, 2770373), (1587, 1272591), (1863, 1084059), (4761, 424197), (5237, 385641), (5589, 361353), (14283, 141399), (15711, 128547), (16767, 120451), (42849, 47133)]