998395008

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199999}}^1$

素因数の和:200029

約数の個数: 64

約数和(自身を含む): 2856000000

約数和(自身を除く): 1857604992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 199999, 399998, 599997, 799996, 1199994, 1599992, 2399988, 2599987, 3199984, 4799976, 5199974, 6399968, 7799961, 9599952, 10399948, 12799936, 15599922, 19199904, 20799896, 25599872, 31199844, 38399808, 41599792, 62399688, 76799616, 83199584, 124799376, 166399168, 249598752, 332798336, 499197504, 998395008]

約数ペア:

[(1, 998395008), (2, 499197504), (3, 332798336), (4, 249598752), (6, 166399168), (8, 124799376), (12, 83199584), (13, 76799616), (16, 62399688), (24, 41599792), (26, 38399808), (32, 31199844), (39, 25599872), (48, 20799896), (52, 19199904), (64, 15599922), (78, 12799936), (96, 10399948), (104, 9599952), (128, 7799961), (156, 6399968), (192, 5199974), (208, 4799976), (312, 3199984), (384, 2599987), (416, 2399988), (624, 1599992), (832, 1199994), (1248, 799996), (1664, 599997), (2496, 399998), (4992, 199999)]