397316248

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2801}}^1$

素因数の和:2980

約数の個数: 64

約数和(自身を含む): 907848000

約数和(自身を除く): 510531752

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 149, 238, 298, 476, 596, 952, 1043, 1192, 2086, 2533, 2801, 4172, 5066, 5602, 8344, 10132, 11204, 17731, 19607, 20264, 22408, 35462, 39214, 47617, 70924, 78428, 95234, 141848, 156856, 190468, 333319, 380936, 417349, 666638, 834698, 1333276, 1669396, 2666552, 2921443, 3338792, 5842886, 7094933, 11685772, 14189866, 23371544, 28379732, 49664531, 56759464, 99329062, 198658124, 397316248]

約数ペア:

[(1, 397316248), (2, 198658124), (4, 99329062), (7, 56759464), (8, 49664531), (14, 28379732), (17, 23371544), (28, 14189866), (34, 11685772), (56, 7094933), (68, 5842886), (119, 3338792), (136, 2921443), (149, 2666552), (238, 1669396), (298, 1333276), (476, 834698), (596, 666638), (952, 417349), (1043, 380936), (1192, 333319), (2086, 190468), (2533, 156856), (2801, 141848), (4172, 95234), (5066, 78428), (5602, 70924), (8344, 47617), (10132, 39214), (11204, 35462), (17731, 22408), (19607, 20264)]