31782690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20773}}^1$

素因数の和:20803

約数の個数: 48

約数和(自身を含む): 87500088

約数和(自身を除く): 55717398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 20773, 41546, 62319, 103865, 124638, 186957, 207730, 311595, 353141, 373914, 623190, 706282, 934785, 1059423, 1765705, 1869570, 2118846, 3178269, 3531410, 5297115, 6356538, 10594230, 15891345, 31782690]

約数ペア:

[(1, 31782690), (2, 15891345), (3, 10594230), (5, 6356538), (6, 5297115), (9, 3531410), (10, 3178269), (15, 2118846), (17, 1869570), (18, 1765705), (30, 1059423), (34, 934785), (45, 706282), (51, 623190), (85, 373914), (90, 353141), (102, 311595), (153, 207730), (170, 186957), (255, 124638), (306, 103865), (510, 62319), (765, 41546), (1530, 20773)]