38429775

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 72

約数和(自身を含む): 75374640

約数和(自身を除く): 36944865

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 197, 225, 255, 289, 425, 459, 591, 675, 765, 867, 985, 1275, 1445, 1773, 2295, 2601, 2955, 3349, 3825, 4335, 4925, 5319, 7225, 7803, 8865, 10047, 11475, 13005, 14775, 16745, 21675, 26595, 30141, 39015, 44325, 50235, 56933, 65025, 83725, 90423, 132975, 150705, 170799, 195075, 251175, 284665, 452115, 512397, 753525, 853995, 1423325, 1537191, 2260575, 2561985, 4269975, 7685955, 12809925, 38429775]

約数ペア:

[(1, 38429775), (3, 12809925), (5, 7685955), (9, 4269975), (15, 2561985), (17, 2260575), (25, 1537191), (27, 1423325), (45, 853995), (51, 753525), (75, 512397), (85, 452115), (135, 284665), (153, 251175), (197, 195075), (225, 170799), (255, 150705), (289, 132975), (425, 90423), (459, 83725), (591, 65025), (675, 56933), (765, 50235), (867, 44325), (985, 39015), (1275, 30141), (1445, 26595), (1773, 21675), (2295, 16745), (2601, 14775), (2955, 13005), (3349, 11475), (3825, 10047), (4335, 8865), (4925, 7803), (5319, 7225)]