218655294

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3491}}^1$

素因数の和:3593

約数の個数: 64

約数和(自身を含む): 520950528

約数和(自身を除く): 302295234

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 73, 78, 143, 146, 219, 286, 429, 438, 803, 858, 949, 1606, 1898, 2409, 2847, 3491, 4818, 5694, 6982, 10439, 10473, 20878, 20946, 31317, 38401, 45383, 62634, 76802, 90766, 115203, 136149, 230406, 254843, 272298, 499213, 509686, 764529, 998426, 1497639, 1529058, 2803273, 2995278, 3312959, 5606546, 6625918, 8409819, 9938877, 16819638, 19877754, 36442549, 72885098, 109327647, 218655294]

約数ペア:

[(1, 218655294), (2, 109327647), (3, 72885098), (6, 36442549), (11, 19877754), (13, 16819638), (22, 9938877), (26, 8409819), (33, 6625918), (39, 5606546), (66, 3312959), (73, 2995278), (78, 2803273), (143, 1529058), (146, 1497639), (219, 998426), (286, 764529), (429, 509686), (438, 499213), (803, 272298), (858, 254843), (949, 230406), (1606, 136149), (1898, 115203), (2409, 90766), (2847, 76802), (3491, 62634), (4818, 45383), (5694, 38401), (6982, 31317), (10439, 20946), (10473, 20878)]