16201575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 32497920

約数和(自身を除く): 16296345

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 191, 195, 225, 261, 325, 377, 435, 573, 585, 725, 955, 975, 1131, 1305, 1719, 1885, 2175, 2483, 2865, 2925, 3393, 4775, 5539, 5655, 6525, 7449, 8595, 9425, 12415, 14325, 16617, 16965, 22347, 27695, 28275, 37245, 42975, 49851, 62075, 72007, 83085, 84825, 111735, 138475, 186225, 216021, 249255, 360035, 415425, 558675, 648063, 1080105, 1246275, 1800175, 3240315, 5400525, 16201575]

約数ペア:

[(1, 16201575), (3, 5400525), (5, 3240315), (9, 1800175), (13, 1246275), (15, 1080105), (25, 648063), (29, 558675), (39, 415425), (45, 360035), (65, 249255), (75, 216021), (87, 186225), (117, 138475), (145, 111735), (191, 84825), (195, 83085), (225, 72007), (261, 62075), (325, 49851), (377, 42975), (435, 37245), (573, 28275), (585, 27695), (725, 22347), (955, 16965), (975, 16617), (1131, 14325), (1305, 12415), (1719, 9425), (1885, 8595), (2175, 7449), (2483, 6525), (2865, 5655), (2925, 5539), (3393, 4775)]