219874545

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{3671}}^1$

素因数の和:3715

約数の個数: 48

約数和(自身を含む): 419313024

約数和(自身を除く): 199438479

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1331, 1815, 3671, 3993, 5445, 6655, 11013, 11979, 18355, 19965, 33039, 40381, 55065, 59895, 121143, 165195, 201905, 363429, 444191, 605715, 1332573, 1817145, 2220955, 3997719, 4886101, 6662865, 14658303, 19988595, 24430505, 43974909, 73291515, 219874545]

約数ペア:

[(1, 219874545), (3, 73291515), (5, 43974909), (9, 24430505), (11, 19988595), (15, 14658303), (33, 6662865), (45, 4886101), (55, 3997719), (99, 2220955), (121, 1817145), (165, 1332573), (363, 605715), (495, 444191), (605, 363429), (1089, 201905), (1331, 165195), (1815, 121143), (3671, 59895), (3993, 55065), (5445, 40381), (6655, 33039), (11013, 19965), (11979, 18355)]