289490430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{135911}}^1$

素因数の和:135992

約数の個数: 32

約数和(自身を含む): 704567808

約数和(自身を除く): 415077378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 135911, 271822, 407733, 679555, 815466, 1359110, 2038665, 4077330, 9649681, 19299362, 28949043, 48248405, 57898086, 96496810, 144745215, 289490430]

約数ペア:

[(1, 289490430), (2, 144745215), (3, 96496810), (5, 57898086), (6, 48248405), (10, 28949043), (15, 19299362), (30, 9649681), (71, 4077330), (142, 2038665), (213, 1359110), (355, 815466), (426, 679555), (710, 407733), (1065, 271822), (2130, 135911)]