217415796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2281}}^1$

素因数の和:2361

約数の個数: 72

約数和(自身を含む): 561262464

約数和(自身を除く): 343846668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 169, 188, 282, 338, 507, 564, 611, 676, 1014, 1222, 1833, 2028, 2281, 2444, 3666, 4562, 6843, 7332, 7943, 9124, 13686, 15886, 23829, 27372, 29653, 31772, 47658, 59306, 88959, 95316, 107207, 118612, 177918, 214414, 321621, 355836, 385489, 428828, 643242, 770978, 1156467, 1286484, 1393691, 1541956, 2312934, 2787382, 4181073, 4625868, 5574764, 8362146, 16724292, 18117983, 36235966, 54353949, 72471932, 108707898, 217415796]

約数ペア:

[(1, 217415796), (2, 108707898), (3, 72471932), (4, 54353949), (6, 36235966), (12, 18117983), (13, 16724292), (26, 8362146), (39, 5574764), (47, 4625868), (52, 4181073), (78, 2787382), (94, 2312934), (141, 1541956), (156, 1393691), (169, 1286484), (188, 1156467), (282, 770978), (338, 643242), (507, 428828), (564, 385489), (611, 355836), (676, 321621), (1014, 214414), (1222, 177918), (1833, 118612), (2028, 107207), (2281, 95316), (2444, 88959), (3666, 59306), (4562, 47658), (6843, 31772), (7332, 29653), (7943, 27372), (9124, 23829), (13686, 15886)]