281361276

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{947}}^1$

素因数の和:1101

約数の個数: 120

約数和(自身を含む): 847921536

約数和(自身を除く): 566560260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 131, 162, 189, 252, 262, 324, 378, 393, 524, 567, 756, 786, 917, 947, 1134, 1179, 1572, 1834, 1894, 2268, 2358, 2751, 2841, 3537, 3668, 3788, 4716, 5502, 5682, 6629, 7074, 8253, 8523, 10611, 11004, 11364, 13258, 14148, 16506, 17046, 19887, 21222, 24759, 25569, 26516, 33012, 34092, 39774, 42444, 49518, 51138, 59661, 74277, 76707, 79548, 99036, 102276, 119322, 124057, 148554, 153414, 178983, 238644, 248114, 297108, 306828, 357966, 372171, 496228, 536949, 715932, 744342, 868399, 1073898, 1116513, 1488684, 1736798, 2147796, 2233026, 2605197, 3349539, 3473596, 4466052, 5210394, 6699078, 7815591, 10048617, 10420788, 13398156, 15631182, 20097234, 23446773, 31262364, 40194468, 46893546, 70340319, 93787092, 140680638, 281361276]

約数ペア:

[(1, 281361276), (2, 140680638), (3, 93787092), (4, 70340319), (6, 46893546), (7, 40194468), (9, 31262364), (12, 23446773), (14, 20097234), (18, 15631182), (21, 13398156), (27, 10420788), (28, 10048617), (36, 7815591), (42, 6699078), (54, 5210394), (63, 4466052), (81, 3473596), (84, 3349539), (108, 2605197), (126, 2233026), (131, 2147796), (162, 1736798), (189, 1488684), (252, 1116513), (262, 1073898), (324, 868399), (378, 744342), (393, 715932), (524, 536949), (567, 496228), (756, 372171), (786, 357966), (917, 306828), (947, 297108), (1134, 248114), (1179, 238644), (1572, 178983), (1834, 153414), (1894, 148554), (2268, 124057), (2358, 119322), (2751, 102276), (2841, 99036), (3537, 79548), (3668, 76707), (3788, 74277), (4716, 59661), (5502, 51138), (5682, 49518), (6629, 42444), (7074, 39774), (8253, 34092), (8523, 33012), (10611, 26516), (11004, 25569), (11364, 24759), (13258, 21222), (14148, 19887), (16506, 17046)]