389953718

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{1231}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 779175936

約数和(自身を除く): 389222218

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 121, 154, 187, 238, 242, 374, 847, 1231, 1309, 1331, 1694, 2057, 2462, 2618, 2662, 4114, 8617, 9317, 13541, 14399, 17234, 18634, 20927, 22627, 27082, 28798, 41854, 45254, 94787, 146489, 148951, 158389, 189574, 230197, 292978, 297902, 316778, 460394, 1042657, 1611379, 1638461, 2085314, 2532167, 3222758, 3276922, 5064334, 11469227, 17725169, 22938454, 27853837, 35450338, 55707674, 194976859, 389953718]

約数ペア:

[(1, 389953718), (2, 194976859), (7, 55707674), (11, 35450338), (14, 27853837), (17, 22938454), (22, 17725169), (34, 11469227), (77, 5064334), (119, 3276922), (121, 3222758), (154, 2532167), (187, 2085314), (238, 1638461), (242, 1611379), (374, 1042657), (847, 460394), (1231, 316778), (1309, 297902), (1331, 292978), (1694, 230197), (2057, 189574), (2462, 158389), (2618, 148951), (2662, 146489), (4114, 94787), (8617, 45254), (9317, 41854), (13541, 28798), (14399, 27082), (17234, 22627), (18634, 20927)]