28976364

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 78427440

約数和(自身を除く): 49451076

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 113, 153, 204, 226, 306, 339, 419, 452, 612, 678, 838, 1017, 1257, 1356, 1676, 1921, 2034, 2514, 3771, 3842, 4068, 5028, 5763, 7123, 7542, 7684, 11526, 14246, 15084, 17289, 21369, 23052, 28492, 34578, 42738, 47347, 64107, 69156, 85476, 94694, 128214, 142041, 189388, 256428, 284082, 426123, 568164, 804899, 852246, 1609798, 1704492, 2414697, 3219596, 4829394, 7244091, 9658788, 14488182, 28976364]

約数ペア:

[(1, 28976364), (2, 14488182), (3, 9658788), (4, 7244091), (6, 4829394), (9, 3219596), (12, 2414697), (17, 1704492), (18, 1609798), (34, 852246), (36, 804899), (51, 568164), (68, 426123), (102, 284082), (113, 256428), (153, 189388), (204, 142041), (226, 128214), (306, 94694), (339, 85476), (419, 69156), (452, 64107), (612, 47347), (678, 42738), (838, 34578), (1017, 28492), (1257, 23052), (1356, 21369), (1676, 17289), (1921, 15084), (2034, 14246), (2514, 11526), (3771, 7684), (3842, 7542), (4068, 7123), (5028, 5763)]