30420873

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2267}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 21833847

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 2267, 4473, 6801, 13419, 15869, 20403, 47607, 61209, 142821, 160957, 428463, 482871, 1126699, 1448613, 3380097, 4345839, 10140291, 30420873]

約数ペア:

[(1, 30420873), (3, 10140291), (7, 4345839), (9, 3380097), (21, 1448613), (27, 1126699), (63, 482871), (71, 428463), (189, 160957), (213, 142821), (497, 61209), (639, 47607), (1491, 20403), (1917, 15869), (2267, 13419), (4473, 6801)]