238515018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1163}}^1$

素因数の和:1451

約数の個数: 64

約数和(自身を含む): 576599040

約数和(自身を除く): 338084022

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 257, 266, 399, 514, 771, 798, 1163, 1542, 1799, 2326, 3489, 3598, 4883, 5397, 6978, 8141, 9766, 10794, 14649, 16282, 22097, 24423, 29298, 34181, 44194, 48846, 66291, 68362, 102543, 132582, 154679, 205086, 298891, 309358, 464037, 597782, 896673, 928074, 1793346, 2092237, 4184474, 5678929, 6276711, 11357858, 12553422, 17036787, 34073574, 39752503, 79505006, 119257509, 238515018]

約数ペア:

[(1, 238515018), (2, 119257509), (3, 79505006), (6, 39752503), (7, 34073574), (14, 17036787), (19, 12553422), (21, 11357858), (38, 6276711), (42, 5678929), (57, 4184474), (114, 2092237), (133, 1793346), (257, 928074), (266, 896673), (399, 597782), (514, 464037), (771, 309358), (798, 298891), (1163, 205086), (1542, 154679), (1799, 132582), (2326, 102543), (3489, 68362), (3598, 66291), (4883, 48846), (5397, 44194), (6978, 34181), (8141, 29298), (9766, 24423), (10794, 22097), (14649, 16282)]