173673171

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 298142208

約数和(自身を除く): 124469037

約数列:

[1, 3, 7, 9, 21, 41, 63, 71, 123, 213, 287, 369, 497, 639, 861, 947, 1491, 2583, 2841, 2911, 4473, 6629, 8523, 8733, 19887, 20377, 26199, 38827, 59661, 61131, 67237, 116481, 183393, 201711, 271789, 349443, 470659, 605133, 815367, 1411977, 2446101, 2756717, 4235931, 8270151, 19297019, 24810453, 57891057, 173673171]

約数ペア:

[(1, 173673171), (3, 57891057), (7, 24810453), (9, 19297019), (21, 8270151), (41, 4235931), (63, 2756717), (71, 2446101), (123, 1411977), (213, 815367), (287, 605133), (369, 470659), (497, 349443), (639, 271789), (861, 201711), (947, 183393), (1491, 116481), (2583, 67237), (2841, 61131), (2911, 59661), (4473, 38827), (6629, 26199), (8523, 20377), (8733, 19887)]