389601308

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 777697200

約数和(自身を除く): 388095892

約数列:

[1, 2, 4, 17, 19, 34, 38, 59, 68, 76, 118, 236, 269, 323, 361, 538, 646, 722, 1003, 1076, 1121, 1292, 1444, 2006, 2242, 4012, 4484, 4573, 5111, 6137, 9146, 10222, 12274, 15871, 18292, 19057, 20444, 21299, 24548, 31742, 38114, 42598, 63484, 76228, 85196, 86887, 97109, 173774, 194218, 269807, 301549, 347548, 362083, 388436, 539614, 603098, 724166, 1079228, 1206196, 1448332, 1650853, 3301706, 5126333, 5729431, 6603412, 10252666, 11458862, 20505332, 22917724, 97400327, 194800654, 389601308]

約数ペア:

[(1, 389601308), (2, 194800654), (4, 97400327), (17, 22917724), (19, 20505332), (34, 11458862), (38, 10252666), (59, 6603412), (68, 5729431), (76, 5126333), (118, 3301706), (236, 1650853), (269, 1448332), (323, 1206196), (361, 1079228), (538, 724166), (646, 603098), (722, 539614), (1003, 388436), (1076, 362083), (1121, 347548), (1292, 301549), (1444, 269807), (2006, 194218), (2242, 173774), (4012, 97109), (4484, 86887), (4573, 85196), (5111, 76228), (6137, 63484), (9146, 42598), (10222, 38114), (12274, 31742), (15871, 24548), (18292, 21299), (19057, 20444)]