399996702

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23869}}^1$

素因数の和:23910

約数の個数: 72

約数和(自身を含む): 1061260200

約数和(自身を除く): 661263498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1862, 2394, 2793, 5586, 8379, 16758, 23869, 47738, 71607, 143214, 167083, 214821, 334166, 429642, 453511, 501249, 907022, 1002498, 1169581, 1360533, 1503747, 2339162, 2721066, 3007494, 3174577, 3508743, 4081599, 6349154, 7017486, 8163198, 9523731, 10526229, 19047462, 21052458, 22222039, 28571193, 44444078, 57142386, 66666117, 133332234, 199998351, 399996702]

約数ペア:

[(1, 399996702), (2, 199998351), (3, 133332234), (6, 66666117), (7, 57142386), (9, 44444078), (14, 28571193), (18, 22222039), (19, 21052458), (21, 19047462), (38, 10526229), (42, 9523731), (49, 8163198), (57, 7017486), (63, 6349154), (98, 4081599), (114, 3508743), (126, 3174577), (133, 3007494), (147, 2721066), (171, 2339162), (266, 1503747), (294, 1360533), (342, 1169581), (399, 1002498), (441, 907022), (798, 501249), (882, 453511), (931, 429642), (1197, 334166), (1862, 214821), (2394, 167083), (2793, 143214), (5586, 71607), (8379, 47738), (16758, 23869)]