201531589

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 250675200

約数和(自身を除く): 49143611

約数列:

[1, 7, 23, 31, 149, 161, 217, 271, 713, 1043, 1897, 3427, 4619, 4991, 6233, 8401, 23989, 32333, 40379, 43631, 58807, 106237, 193223, 282653, 743659, 928717, 1251749, 1352561, 6501019, 8762243, 28790227, 201531589]

約数ペア:

[(1, 201531589), (7, 28790227), (23, 8762243), (31, 6501019), (149, 1352561), (161, 1251749), (217, 928717), (271, 743659), (713, 282653), (1043, 193223), (1897, 106237), (3427, 58807), (4619, 43631), (4991, 40379), (6233, 32333), (8401, 23989)]