397482904

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{77999}}^1$

素因数の和:78032

約数の個数: 48

約数和(自身を含む): 933660000

約数和(自身を除く): 536177096

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 77999, 155998, 311996, 545993, 623992, 1013987, 1091986, 2027974, 2183972, 3821951, 4055948, 4367944, 7097909, 7643902, 8111896, 14195818, 15287804, 28391636, 30575608, 49685363, 56783272, 99370726, 198741452, 397482904]

約数ペア:

[(1, 397482904), (2, 198741452), (4, 99370726), (7, 56783272), (8, 49685363), (13, 30575608), (14, 28391636), (26, 15287804), (28, 14195818), (49, 8111896), (52, 7643902), (56, 7097909), (91, 4367944), (98, 4055948), (104, 3821951), (182, 2183972), (196, 2027974), (364, 1091986), (392, 1013987), (637, 623992), (728, 545993), (1274, 311996), (2548, 155998), (5096, 77999)]