155383425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{1913}}^1$

素因数の和:1967

約数の個数: 54

約数和(自身を含む): 293881302

約数和(自身を除く): 138497877

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 361, 475, 855, 1083, 1425, 1805, 1913, 3249, 4275, 5415, 5739, 9025, 9565, 16245, 17217, 27075, 28695, 36347, 47825, 81225, 86085, 109041, 143475, 181735, 327123, 430425, 545205, 690593, 908675, 1635615, 2071779, 2726025, 3452965, 6215337, 8178075, 10358895, 17264825, 31076685, 51794475, 155383425]

約数ペア:

[(1, 155383425), (3, 51794475), (5, 31076685), (9, 17264825), (15, 10358895), (19, 8178075), (25, 6215337), (45, 3452965), (57, 2726025), (75, 2071779), (95, 1635615), (171, 908675), (225, 690593), (285, 545205), (361, 430425), (475, 327123), (855, 181735), (1083, 143475), (1425, 109041), (1805, 86085), (1913, 81225), (3249, 47825), (4275, 36347), (5415, 28695), (5739, 27075), (9025, 17217), (9565, 16245)]