1405963784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 2839581360

約数和(自身を除く): 1433617576

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 197, 388, 394, 541, 776, 788, 1082, 1576, 1649, 2164, 3298, 3349, 4328, 6596, 6698, 9197, 13192, 13396, 18394, 19109, 26792, 36788, 38218, 52477, 73576, 76436, 104954, 106577, 152872, 209908, 213154, 324853, 419816, 426308, 649706, 852616, 892109, 1299412, 1784218, 1811809, 2598824, 3568436, 3623618, 7136872, 7247236, 10337969, 14494472, 20675938, 41351876, 82703752, 175745473, 351490946, 702981892, 1405963784]

約数ペア:

[(1, 1405963784), (2, 702981892), (4, 351490946), (8, 175745473), (17, 82703752), (34, 41351876), (68, 20675938), (97, 14494472), (136, 10337969), (194, 7247236), (197, 7136872), (388, 3623618), (394, 3568436), (541, 2598824), (776, 1811809), (788, 1784218), (1082, 1299412), (1576, 892109), (1649, 852616), (2164, 649706), (3298, 426308), (3349, 419816), (4328, 324853), (6596, 213154), (6698, 209908), (9197, 152872), (13192, 106577), (13396, 104954), (18394, 76436), (19109, 73576), (26792, 52477), (36788, 38218)]