219345705

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 406944000

約数和(自身を除く): 187598295

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 179, 261, 313, 435, 537, 783, 895, 939, 1305, 1565, 1611, 2685, 2817, 3915, 4695, 4833, 5191, 8055, 8451, 9077, 14085, 15573, 24165, 25955, 27231, 42255, 45385, 46719, 56027, 77865, 81693, 136155, 140157, 168081, 233595, 245079, 280135, 408465, 504243, 700785, 840405, 1225395, 1512729, 1624783, 2521215, 4874349, 7563645, 8123915, 14623047, 24371745, 43869141, 73115235, 219345705]

約数ペア:

[(1, 219345705), (3, 73115235), (5, 43869141), (9, 24371745), (15, 14623047), (27, 8123915), (29, 7563645), (45, 4874349), (87, 2521215), (135, 1624783), (145, 1512729), (179, 1225395), (261, 840405), (313, 700785), (435, 504243), (537, 408465), (783, 280135), (895, 245079), (939, 233595), (1305, 168081), (1565, 140157), (1611, 136155), (2685, 81693), (2817, 77865), (3915, 56027), (4695, 46719), (4833, 45385), (5191, 42255), (8055, 27231), (8451, 25955), (9077, 24165), (14085, 15573)]