12880322

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 26417664

約数和(自身を除く): 13537342

約数列:

[1, 2, 7, 13, 14, 17, 23, 26, 34, 46, 91, 119, 161, 181, 182, 221, 238, 299, 322, 362, 391, 442, 598, 782, 1267, 1547, 2093, 2353, 2534, 2737, 3077, 3094, 4163, 4186, 4706, 5083, 5474, 6154, 8326, 10166, 16471, 21539, 29141, 32942, 35581, 40001, 43078, 54119, 58282, 70771, 71162, 80002, 108238, 141542, 280007, 378833, 495397, 560014, 757666, 920023, 990794, 1840046, 6440161, 12880322]

約数ペア:

[(1, 12880322), (2, 6440161), (7, 1840046), (13, 990794), (14, 920023), (17, 757666), (23, 560014), (26, 495397), (34, 378833), (46, 280007), (91, 141542), (119, 108238), (161, 80002), (181, 71162), (182, 70771), (221, 58282), (238, 54119), (299, 43078), (322, 40001), (362, 35581), (391, 32942), (442, 29141), (598, 21539), (782, 16471), (1267, 10166), (1547, 8326), (2093, 6154), (2353, 5474), (2534, 5083), (2737, 4706), (3077, 4186), (3094, 4163)]