28390950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{9013}}^1$

素因数の和:9038

約数の個数: 72

約数和(自身を含む): 87183408

約数和(自身を除く): 58792458

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 9013, 18026, 27039, 45065, 54078, 63091, 81117, 90130, 126182, 135195, 162234, 189273, 225325, 270390, 315455, 378546, 405585, 450650, 567819, 630910, 675975, 811170, 946365, 1135638, 1351950, 1577275, 1892730, 2027925, 2839095, 3154550, 4055850, 4731825, 5678190, 9463650, 14195475, 28390950]

約数ペア:

[(1, 28390950), (2, 14195475), (3, 9463650), (5, 5678190), (6, 4731825), (7, 4055850), (9, 3154550), (10, 2839095), (14, 2027925), (15, 1892730), (18, 1577275), (21, 1351950), (25, 1135638), (30, 946365), (35, 811170), (42, 675975), (45, 630910), (50, 567819), (63, 450650), (70, 405585), (75, 378546), (90, 315455), (105, 270390), (126, 225325), (150, 189273), (175, 162234), (210, 135195), (225, 126182), (315, 90130), (350, 81117), (450, 63091), (525, 54078), (630, 45065), (1050, 27039), (1575, 18026), (3150, 9013)]