68745819

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 100270080

約数和(自身を除く): 31524261

約数列:

[1, 3, 19, 47, 57, 67, 141, 201, 383, 893, 1149, 1273, 2679, 3149, 3819, 7277, 9447, 18001, 21831, 25661, 54003, 59831, 76983, 179493, 342019, 487559, 1026057, 1206067, 1462677, 3618201, 22915273, 68745819]

約数ペア:

[(1, 68745819), (3, 22915273), (19, 3618201), (47, 1462677), (57, 1206067), (67, 1026057), (141, 487559), (201, 342019), (383, 179493), (893, 76983), (1149, 59831), (1273, 54003), (2679, 25661), (3149, 21831), (3819, 18001), (7277, 9447)]