492780921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 710985600

約数和(自身を除く): 218204679

約数列:

[1, 3, 17, 51, 59, 177, 389, 421, 1003, 1167, 1263, 3009, 6613, 7157, 19839, 21471, 22951, 24839, 68853, 74517, 163769, 390167, 422263, 491307, 1170501, 1266789, 2784073, 8352219, 9662371, 28987113, 164260307, 492780921]

約数ペア:

[(1, 492780921), (3, 164260307), (17, 28987113), (51, 9662371), (59, 8352219), (177, 2784073), (389, 1266789), (421, 1170501), (1003, 491307), (1167, 422263), (1263, 390167), (3009, 163769), (6613, 74517), (7157, 68853), (19839, 24839), (21471, 22951)]