31231791

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 48081600

約数和(自身を除く): 16849809

約数列:

[1, 3, 9, 27, 41, 89, 123, 267, 317, 369, 801, 951, 1107, 2403, 2853, 3649, 8559, 10947, 12997, 28213, 32841, 38991, 84639, 98523, 116973, 253917, 350919, 761751, 1156733, 3470199, 10410597, 31231791]

約数ペア:

[(1, 31231791), (3, 10410597), (9, 3470199), (27, 1156733), (41, 761751), (89, 350919), (123, 253917), (267, 116973), (317, 98523), (369, 84639), (801, 38991), (951, 32841), (1107, 28213), (2403, 12997), (2853, 10947), (3649, 8559)]