220173597

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{120511}}^1$

素因数の和:120553

約数の個数: 24

約数和(自身を含む): 375997440

約数和(自身を除く): 155823843

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 120511, 361533, 843577, 1084599, 2530731, 3494819, 7592193, 10484457, 24463733, 31453371, 73391199, 220173597]

約数ペア:

[(1, 220173597), (3, 73391199), (7, 31453371), (9, 24463733), (21, 10484457), (29, 7592193), (63, 3494819), (87, 2530731), (203, 1084599), (261, 843577), (609, 361533), (1827, 120511)]