889440045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:974

約数の個数: 64

約数和(自身を含む): 1576592640

約数和(自身を除く): 687152595

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 97, 177, 195, 291, 295, 485, 767, 797, 885, 1261, 1455, 2301, 2391, 3783, 3835, 3985, 5723, 6305, 10361, 11505, 11955, 17169, 18915, 28615, 31083, 47023, 51805, 74399, 77309, 85845, 141069, 155415, 223197, 231927, 235115, 371995, 386545, 611299, 705345, 1005017, 1115985, 1159635, 1833897, 3015051, 3056495, 4561231, 5025085, 9169485, 13683693, 15075255, 22806155, 59296003, 68418465, 177888009, 296480015, 889440045]

約数ペア:

[(1, 889440045), (3, 296480015), (5, 177888009), (13, 68418465), (15, 59296003), (39, 22806155), (59, 15075255), (65, 13683693), (97, 9169485), (177, 5025085), (195, 4561231), (291, 3056495), (295, 3015051), (485, 1833897), (767, 1159635), (797, 1115985), (885, 1005017), (1261, 705345), (1455, 611299), (2301, 386545), (2391, 371995), (3783, 235115), (3835, 231927), (3985, 223197), (5723, 155415), (6305, 141069), (10361, 85845), (11505, 77309), (11955, 74399), (17169, 51805), (18915, 47023), (28615, 31083)]