211021000372

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2243}}^1\times {\mathrm{36923}}^1$

素因数の和:39197

約数の個数: 72

約数和(自身を含む): 462841749216

約数和(自身を除く): 251820748844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2243, 2548, 4486, 8972, 15701, 29159, 31402, 36923, 58318, 62804, 73846, 109907, 116636, 147692, 204113, 219814, 258461, 408226, 439628, 479999, 516922, 816452, 959998, 1033844, 1428791, 1809227, 1919996, 2857582, 3359993, 3618454, 5715164, 6719986, 7236908, 13439972, 23519951, 47039902, 82818289, 94079804, 165636578, 331273156, 579728023, 1076637757, 1159456046, 2153275514, 2318912092, 4058096161, 4306551028, 7536464299, 8116192322, 15072928598, 16232384644, 30145857196, 52755250093, 105510500186, 211021000372]

約数ペア:

[(1, 211021000372), (2, 105510500186), (4, 52755250093), (7, 30145857196), (13, 16232384644), (14, 15072928598), (26, 8116192322), (28, 7536464299), (49, 4306551028), (52, 4058096161), (91, 2318912092), (98, 2153275514), (182, 1159456046), (196, 1076637757), (364, 579728023), (637, 331273156), (1274, 165636578), (2243, 94079804), (2548, 82818289), (4486, 47039902), (8972, 23519951), (15701, 13439972), (29159, 7236908), (31402, 6719986), (36923, 5715164), (58318, 3618454), (62804, 3359993), (73846, 2857582), (109907, 1919996), (116636, 1809227), (147692, 1428791), (204113, 1033844), (219814, 959998), (258461, 816452), (408226, 516922), (439628, 479999)]