1619839179

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 2704378560

約数和(自身を除く): 1084539381

約数列:

[1, 3, 7, 9, 21, 63, 157, 389, 421, 471, 1099, 1167, 1263, 1413, 2723, 2947, 3297, 3501, 3789, 8169, 8841, 9891, 24507, 26523, 61073, 66097, 163769, 183219, 198291, 427511, 462679, 491307, 549657, 594873, 1146383, 1282533, 1388037, 1473921, 3439149, 3847599, 4164111, 10317447, 25711733, 77135199, 179982131, 231405597, 539946393, 1619839179]

約数ペア:

[(1, 1619839179), (3, 539946393), (7, 231405597), (9, 179982131), (21, 77135199), (63, 25711733), (157, 10317447), (389, 4164111), (421, 3847599), (471, 3439149), (1099, 1473921), (1167, 1388037), (1263, 1282533), (1413, 1146383), (2723, 594873), (2947, 549657), (3297, 491307), (3501, 462679), (3789, 427511), (8169, 198291), (8841, 183219), (9891, 163769), (24507, 66097), (26523, 61073)]