2718045

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 5747040

約数和(自身を除く): 3028995

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 33, 45, 51, 55, 57, 85, 95, 99, 153, 165, 171, 187, 209, 255, 285, 289, 323, 495, 561, 627, 765, 855, 867, 935, 969, 1045, 1445, 1615, 1683, 1881, 2601, 2805, 2907, 3135, 3179, 3553, 4335, 4845, 5491, 8415, 9405, 9537, 10659, 13005, 14535, 15895, 16473, 17765, 27455, 28611, 31977, 47685, 49419, 53295, 60401, 82365, 143055, 159885, 181203, 247095, 302005, 543609, 906015, 2718045]

約数ペア:

[(1, 2718045), (3, 906015), (5, 543609), (9, 302005), (11, 247095), (15, 181203), (17, 159885), (19, 143055), (33, 82365), (45, 60401), (51, 53295), (55, 49419), (57, 47685), (85, 31977), (95, 28611), (99, 27455), (153, 17765), (165, 16473), (171, 15895), (187, 14535), (209, 13005), (255, 10659), (285, 9537), (289, 9405), (323, 8415), (495, 5491), (561, 4845), (627, 4335), (765, 3553), (855, 3179), (867, 3135), (935, 2907), (969, 2805), (1045, 2601), (1445, 1881), (1615, 1683)]