12723975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 25592112

約数和(自身を除く): 12868137

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 53, 55, 75, 97, 99, 159, 165, 225, 265, 275, 291, 477, 485, 495, 583, 795, 825, 873, 1067, 1325, 1455, 1749, 2385, 2425, 2475, 2915, 3201, 3975, 4365, 5141, 5247, 5335, 7275, 8745, 9603, 11925, 14575, 15423, 16005, 21825, 25705, 26235, 26675, 43725, 46269, 48015, 56551, 77115, 80025, 128525, 131175, 169653, 231345, 240075, 282755, 385575, 508959, 848265, 1156725, 1413775, 2544795, 4241325, 12723975]

約数ペア:

[(1, 12723975), (3, 4241325), (5, 2544795), (9, 1413775), (11, 1156725), (15, 848265), (25, 508959), (33, 385575), (45, 282755), (53, 240075), (55, 231345), (75, 169653), (97, 131175), (99, 128525), (159, 80025), (165, 77115), (225, 56551), (265, 48015), (275, 46269), (291, 43725), (477, 26675), (485, 26235), (495, 25705), (583, 21825), (795, 16005), (825, 15423), (873, 14575), (1067, 11925), (1325, 9603), (1455, 8745), (1749, 7275), (2385, 5335), (2425, 5247), (2475, 5141), (2915, 4365), (3201, 3975)]