16615661985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{1901}}^1$

素因数の和:2215

約数の個数: 96

約数和(自身を含む): 31636620288

約数和(自身を除く): 15020958303

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 67, 117, 195, 201, 223, 335, 585, 603, 669, 871, 1005, 1115, 1901, 2007, 2613, 2899, 3015, 3345, 4355, 5703, 7839, 8697, 9505, 10035, 13065, 14495, 14941, 17109, 24713, 26091, 28515, 39195, 43485, 44823, 74139, 74705, 85545, 123565, 127367, 130455, 134469, 194233, 222417, 224115, 370695, 382101, 423923, 582699, 636835, 672345, 971165, 1112085, 1146303, 1271769, 1655771, 1748097, 1910505, 2119615, 2913495, 3815307, 4967313, 5510999, 5731515, 6358845, 8278855, 8740485, 14901939, 16532997, 19076535, 24836565, 27554995, 28402841, 49598991, 74509695, 82664985, 85208523, 142014205, 247994955, 255625569, 369236933, 426042615, 1107710799, 1278127845, 1846184665, 3323132397, 5538553995, 16615661985]

約数ペア:

[(1, 16615661985), (3, 5538553995), (5, 3323132397), (9, 1846184665), (13, 1278127845), (15, 1107710799), (39, 426042615), (45, 369236933), (65, 255625569), (67, 247994955), (117, 142014205), (195, 85208523), (201, 82664985), (223, 74509695), (335, 49598991), (585, 28402841), (603, 27554995), (669, 24836565), (871, 19076535), (1005, 16532997), (1115, 14901939), (1901, 8740485), (2007, 8278855), (2613, 6358845), (2899, 5731515), (3015, 5510999), (3345, 4967313), (4355, 3815307), (5703, 2913495), (7839, 2119615), (8697, 1910505), (9505, 1748097), (10035, 1655771), (13065, 1271769), (14495, 1146303), (14941, 1112085), (17109, 971165), (24713, 672345), (26091, 636835), (28515, 582699), (39195, 423923), (43485, 382101), (44823, 370695), (74139, 224115), (74705, 222417), (85545, 194233), (123565, 134469), (127367, 130455)]