8399748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{277}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 23725632

約数和(自身を除く): 15325884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 277, 361, 399, 532, 554, 722, 798, 831, 1083, 1108, 1444, 1596, 1662, 1939, 2166, 2527, 3324, 3878, 4332, 5054, 5263, 5817, 7581, 7756, 10108, 10526, 11634, 15162, 15789, 21052, 23268, 30324, 31578, 36841, 63156, 73682, 99997, 110523, 147364, 199994, 221046, 299991, 399988, 442092, 599982, 699979, 1199964, 1399958, 2099937, 2799916, 4199874, 8399748]

約数ペア:

[(1, 8399748), (2, 4199874), (3, 2799916), (4, 2099937), (6, 1399958), (7, 1199964), (12, 699979), (14, 599982), (19, 442092), (21, 399988), (28, 299991), (38, 221046), (42, 199994), (57, 147364), (76, 110523), (84, 99997), (114, 73682), (133, 63156), (228, 36841), (266, 31578), (277, 30324), (361, 23268), (399, 21052), (532, 15789), (554, 15162), (722, 11634), (798, 10526), (831, 10108), (1083, 7756), (1108, 7581), (1444, 5817), (1596, 5263), (1662, 5054), (1939, 4332), (2166, 3878), (2527, 3324)]