2579775

素因数分解:

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

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4821120

約数和(自身を除く): 2241345

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 59, 75, 159, 165, 177, 265, 275, 295, 583, 649, 795, 825, 885, 1325, 1475, 1749, 1947, 2915, 3127, 3245, 3975, 4425, 8745, 9381, 9735, 14575, 15635, 16225, 34397, 43725, 46905, 48675, 78175, 103191, 171985, 234525, 515955, 859925, 2579775]

約数ペア:

[(1, 2579775), (3, 859925), (5, 515955), (11, 234525), (15, 171985), (25, 103191), (33, 78175), (53, 48675), (55, 46905), (59, 43725), (75, 34397), (159, 16225), (165, 15635), (177, 14575), (265, 9735), (275, 9381), (295, 8745), (583, 4425), (649, 3975), (795, 3245), (825, 3127), (885, 2915), (1325, 1947), (1475, 1749)]