90752778

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 213840000

約数和(自身を除く): 123087222

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 197, 342, 394, 449, 513, 591, 898, 1026, 1182, 1347, 1773, 2694, 3546, 3743, 4041, 5319, 7486, 8082, 8531, 10638, 11229, 12123, 17062, 22458, 24246, 25593, 33687, 51186, 67374, 76779, 88453, 101061, 153558, 176906, 202122, 230337, 265359, 460674, 530718, 796077, 1592154, 1680607, 2388231, 3361214, 4776462, 5041821, 10083642, 15125463, 30250926, 45376389, 90752778]

約数ペア:

[(1, 90752778), (2, 45376389), (3, 30250926), (6, 15125463), (9, 10083642), (18, 5041821), (19, 4776462), (27, 3361214), (38, 2388231), (54, 1680607), (57, 1592154), (114, 796077), (171, 530718), (197, 460674), (342, 265359), (394, 230337), (449, 202122), (513, 176906), (591, 153558), (898, 101061), (1026, 88453), (1182, 76779), (1347, 67374), (1773, 51186), (2694, 33687), (3546, 25593), (3743, 24246), (4041, 22458), (5319, 17062), (7486, 12123), (8082, 11229), (8531, 10638)]