173898621

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 287327040

約数和(自身を除く): 113428419

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 137, 171, 247, 411, 571, 741, 1233, 1713, 1781, 2223, 2603, 5139, 5343, 7423, 7809, 10849, 16029, 22269, 23427, 32547, 33839, 66807, 78227, 97641, 101517, 141037, 234681, 304551, 423111, 704043, 1016951, 1269333, 1486313, 3050853, 4458939, 9152559, 13376817, 19322069, 57966207, 173898621]

約数ペア:

[(1, 173898621), (3, 57966207), (9, 19322069), (13, 13376817), (19, 9152559), (39, 4458939), (57, 3050853), (117, 1486313), (137, 1269333), (171, 1016951), (247, 704043), (411, 423111), (571, 304551), (741, 234681), (1233, 141037), (1713, 101517), (1781, 97641), (2223, 78227), (2603, 66807), (5139, 33839), (5343, 32547), (7423, 23427), (7809, 22269), (10849, 16029)]