1397431365

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{3803}}^1$

素因数の和:3970

約数の個数: 64

約数和(自身を含む): 2603031552

約数和(自身を除く): 1205600187

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 131, 165, 187, 255, 393, 561, 655, 935, 1441, 1965, 2227, 2805, 3803, 4323, 6681, 7205, 11135, 11409, 19015, 21615, 24497, 33405, 41833, 57045, 64651, 73491, 122485, 125499, 193953, 209165, 323255, 367455, 498193, 627495, 711161, 969765, 1494579, 2133483, 2490965, 3555805, 5480123, 7472895, 8469281, 10667415, 16440369, 25407843, 27400615, 42346405, 82201845, 93162091, 127039215, 279486273, 465810455, 1397431365]

約数ペア:

[(1, 1397431365), (3, 465810455), (5, 279486273), (11, 127039215), (15, 93162091), (17, 82201845), (33, 42346405), (51, 27400615), (55, 25407843), (85, 16440369), (131, 10667415), (165, 8469281), (187, 7472895), (255, 5480123), (393, 3555805), (561, 2490965), (655, 2133483), (935, 1494579), (1441, 969765), (1965, 711161), (2227, 627495), (2805, 498193), (3803, 367455), (4323, 323255), (6681, 209165), (7205, 193953), (11135, 125499), (11409, 122485), (19015, 73491), (21615, 64651), (24497, 57045), (33405, 41833)]