28316988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3037}}^1$

素因数の和:3091

約数の個数: 72

約数和(自身を含む): 84043232

約数和(自身を除く): 55726244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3037, 3108, 4662, 6074, 9111, 9324, 12148, 18222, 21259, 27333, 36444, 42518, 54666, 63777, 85036, 109332, 112369, 127554, 191331, 224738, 255108, 337107, 382662, 449476, 674214, 765324, 786583, 1011321, 1348428, 1573166, 2022642, 2359749, 3146332, 4045284, 4719498, 7079247, 9438996, 14158494, 28316988]

約数ペア:

[(1, 28316988), (2, 14158494), (3, 9438996), (4, 7079247), (6, 4719498), (7, 4045284), (9, 3146332), (12, 2359749), (14, 2022642), (18, 1573166), (21, 1348428), (28, 1011321), (36, 786583), (37, 765324), (42, 674214), (63, 449476), (74, 382662), (84, 337107), (111, 255108), (126, 224738), (148, 191331), (222, 127554), (252, 112369), (259, 109332), (333, 85036), (444, 63777), (518, 54666), (666, 42518), (777, 36444), (1036, 27333), (1332, 21259), (1554, 18222), (2331, 12148), (3037, 9324), (3108, 9111), (4662, 6074)]