221864830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{65063}}^1$

素因数の和:65112

約数の個数: 32

約数和(自身を含む): 449722368

約数和(自身を除く): 227857538

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 65063, 130126, 325315, 650630, 715693, 1431386, 2016953, 3578465, 4033906, 7156930, 10084765, 20169530, 22186483, 44372966, 110932415, 221864830]

約数ペア:

[(1, 221864830), (2, 110932415), (5, 44372966), (10, 22186483), (11, 20169530), (22, 10084765), (31, 7156930), (55, 4033906), (62, 3578465), (110, 2016953), (155, 1431386), (310, 715693), (341, 650630), (682, 325315), (1705, 130126), (3410, 65063)]