2219763

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 3741696

約数和(自身を除く): 1521933

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 173, 273, 329, 519, 611, 987, 1211, 1833, 2249, 3633, 4277, 6747, 8131, 12831, 15743, 24393, 47229, 56917, 105703, 170751, 317109, 739921, 2219763]

約数ペア:

[(1, 2219763), (3, 739921), (7, 317109), (13, 170751), (21, 105703), (39, 56917), (47, 47229), (91, 24393), (141, 15743), (173, 12831), (273, 8131), (329, 6747), (519, 4277), (611, 3633), (987, 2249), (1211, 1833)]