1261286610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{9623}}^1$

素因数の和:9907

約数の個数: 64

約数和(自身を含む): 3217957632

約数和(自身を除く): 1956671022

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 257, 510, 514, 771, 1285, 1542, 2570, 3855, 4369, 7710, 8738, 9623, 13107, 19246, 21845, 26214, 28869, 43690, 48115, 57738, 65535, 96230, 131070, 144345, 163591, 288690, 327182, 490773, 817955, 981546, 1635910, 2453865, 2473111, 4907730, 4946222, 7419333, 12365555, 14838666, 24731110, 37096665, 42042887, 74193330, 84085774, 126128661, 210214435, 252257322, 420428870, 630643305, 1261286610]

約数ペア:

[(1, 1261286610), (2, 630643305), (3, 420428870), (5, 252257322), (6, 210214435), (10, 126128661), (15, 84085774), (17, 74193330), (30, 42042887), (34, 37096665), (51, 24731110), (85, 14838666), (102, 12365555), (170, 7419333), (255, 4946222), (257, 4907730), (510, 2473111), (514, 2453865), (771, 1635910), (1285, 981546), (1542, 817955), (2570, 490773), (3855, 327182), (4369, 288690), (7710, 163591), (8738, 144345), (9623, 131070), (13107, 96230), (19246, 65535), (21845, 57738), (26214, 48115), (28869, 43690)]