16212225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 29204480

約数和(自身を除く): 12992255

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 155, 285, 367, 465, 475, 589, 775, 1101, 1425, 1767, 1835, 2325, 2945, 5505, 6973, 8835, 9175, 11377, 14725, 20919, 27525, 34131, 34865, 44175, 56885, 104595, 170655, 174325, 216163, 284425, 522975, 648489, 853275, 1080815, 3242445, 5404075, 16212225]

約数ペア:

[(1, 16212225), (3, 5404075), (5, 3242445), (15, 1080815), (19, 853275), (25, 648489), (31, 522975), (57, 284425), (75, 216163), (93, 174325), (95, 170655), (155, 104595), (285, 56885), (367, 44175), (465, 34865), (475, 34131), (589, 27525), (775, 20919), (1101, 14725), (1425, 11377), (1767, 9175), (1835, 8835), (2325, 6973), (2945, 5505)]