219907545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{653}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 416634624

約数和(自身を除く): 196727079

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 157, 165, 195, 429, 471, 653, 715, 785, 1727, 1959, 2041, 2145, 2355, 3265, 5181, 6123, 7183, 8489, 8635, 9795, 10205, 21549, 22451, 25467, 25905, 30615, 35915, 42445, 67353, 93379, 102521, 107745, 112255, 127335, 280137, 307563, 336765, 466895, 512605, 1127731, 1332773, 1400685, 1537815, 3383193, 3998319, 5638655, 6663865, 14660503, 16915965, 19991595, 43981509, 73302515, 219907545]

約数ペア:

[(1, 219907545), (3, 73302515), (5, 43981509), (11, 19991595), (13, 16915965), (15, 14660503), (33, 6663865), (39, 5638655), (55, 3998319), (65, 3383193), (143, 1537815), (157, 1400685), (165, 1332773), (195, 1127731), (429, 512605), (471, 466895), (653, 336765), (715, 307563), (785, 280137), (1727, 127335), (1959, 112255), (2041, 107745), (2145, 102521), (2355, 93379), (3265, 67353), (5181, 42445), (6123, 35915), (7183, 30615), (8489, 25905), (8635, 25467), (9795, 22451), (10205, 21549)]