398252008

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4911

約数の個数: 96

約数和(自身を含む): 997682400

約数和(自身を除く): 599430392

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 266, 308, 392, 418, 532, 539, 616, 836, 931, 1064, 1078, 1463, 1672, 1862, 2156, 2926, 3724, 4312, 4861, 5852, 7448, 9722, 10241, 11704, 19444, 20482, 34027, 38888, 40964, 53471, 68054, 81928, 92359, 106942, 136108, 184718, 213884, 238189, 272216, 369436, 374297, 427768, 476378, 646513, 738872, 748594, 952756, 1015949, 1293026, 1497188, 1905512, 2031898, 2586052, 2620079, 2994376, 4063796, 4525591, 5172104, 5240158, 7111643, 8127592, 9051182, 10480316, 14223286, 18102364, 20960632, 28446572, 36204728, 49781501, 56893144, 99563002, 199126004, 398252008]

約数ペア:

[(1, 398252008), (2, 199126004), (4, 99563002), (7, 56893144), (8, 49781501), (11, 36204728), (14, 28446572), (19, 20960632), (22, 18102364), (28, 14223286), (38, 10480316), (44, 9051182), (49, 8127592), (56, 7111643), (76, 5240158), (77, 5172104), (88, 4525591), (98, 4063796), (133, 2994376), (152, 2620079), (154, 2586052), (196, 2031898), (209, 1905512), (266, 1497188), (308, 1293026), (392, 1015949), (418, 952756), (532, 748594), (539, 738872), (616, 646513), (836, 476378), (931, 427768), (1064, 374297), (1078, 369436), (1463, 272216), (1672, 238189), (1862, 213884), (2156, 184718), (2926, 136108), (3724, 106942), (4312, 92359), (4861, 81928), (5852, 68054), (7448, 53471), (9722, 40964), (10241, 38888), (11704, 34027), (19444, 20482)]