23217975

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 48211200

約数和(自身を除く): 24993225

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 53, 55, 59, 75, 99, 135, 159, 165, 177, 225, 265, 275, 295, 297, 477, 495, 531, 583, 649, 675, 795, 825, 885, 1325, 1431, 1475, 1485, 1593, 1749, 1947, 2385, 2475, 2655, 2915, 3127, 3245, 3975, 4425, 5247, 5841, 7155, 7425, 7965, 8745, 9381, 9735, 11925, 13275, 14575, 15635, 15741, 16225, 17523, 26235, 28143, 29205, 34397, 35775, 39825, 43725, 46905, 48675, 78175, 78705, 84429, 87615, 103191, 131175, 140715, 146025, 171985, 234525, 309573, 393525, 422145, 438075, 515955, 703575, 859925, 928719, 1547865, 2110725, 2579775, 4643595, 7739325, 23217975]

約数ペア:

[(1, 23217975), (3, 7739325), (5, 4643595), (9, 2579775), (11, 2110725), (15, 1547865), (25, 928719), (27, 859925), (33, 703575), (45, 515955), (53, 438075), (55, 422145), (59, 393525), (75, 309573), (99, 234525), (135, 171985), (159, 146025), (165, 140715), (177, 131175), (225, 103191), (265, 87615), (275, 84429), (295, 78705), (297, 78175), (477, 48675), (495, 46905), (531, 43725), (583, 39825), (649, 35775), (675, 34397), (795, 29205), (825, 28143), (885, 26235), (1325, 17523), (1431, 16225), (1475, 15741), (1485, 15635), (1593, 14575), (1749, 13275), (1947, 11925), (2385, 9735), (2475, 9381), (2655, 8745), (2915, 7965), (3127, 7425), (3245, 7155), (3975, 5841), (4425, 5247)]