1278020968

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{3803}}^1$

素因数の和:4186

約数の個数: 64

約数和(自身を含む): 2908690560

約数和(自身を除く): 1630669592

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 353, 476, 706, 952, 1412, 2471, 2824, 3803, 4942, 6001, 7606, 9884, 12002, 15212, 19768, 24004, 26621, 30424, 42007, 48008, 53242, 64651, 84014, 106484, 129302, 168028, 212968, 258604, 336056, 452557, 517208, 905114, 1342459, 1810228, 2684918, 3620456, 5369836, 9397213, 10739672, 18794426, 22821803, 37588852, 45643606, 75177704, 91287212, 159752621, 182574424, 319505242, 639010484, 1278020968]

約数ペア:

[(1, 1278020968), (2, 639010484), (4, 319505242), (7, 182574424), (8, 159752621), (14, 91287212), (17, 75177704), (28, 45643606), (34, 37588852), (56, 22821803), (68, 18794426), (119, 10739672), (136, 9397213), (238, 5369836), (353, 3620456), (476, 2684918), (706, 1810228), (952, 1342459), (1412, 905114), (2471, 517208), (2824, 452557), (3803, 336056), (4942, 258604), (6001, 212968), (7606, 168028), (9884, 129302), (12002, 106484), (15212, 84014), (19768, 64651), (24004, 53242), (26621, 48008), (30424, 42007)]