152875821

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 238841856

約数和(自身を除く): 85966035

約数列:

[1, 3, 7, 21, 61, 131, 183, 393, 427, 911, 917, 1281, 2733, 2751, 6377, 7991, 19131, 23973, 55571, 55937, 119341, 166713, 167811, 358023, 388997, 835387, 1166991, 2506161, 7279801, 21839403, 50958607, 152875821]

約数ペア:

[(1, 152875821), (3, 50958607), (7, 21839403), (21, 7279801), (61, 2506161), (131, 1166991), (183, 835387), (393, 388997), (427, 358023), (911, 167811), (917, 166713), (1281, 119341), (2733, 55937), (2751, 55571), (6377, 23973), (7991, 19131)]