813978090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311869}}^1$

素因数の和:311911

約数の個数: 48

約数和(自身を含む): 2189327400

約数和(自身を除く): 1375349310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 311869, 623738, 935607, 1559345, 1871214, 2806821, 3118690, 4678035, 5613642, 9044201, 9356070, 14034105, 18088402, 27132603, 28068210, 45221005, 54265206, 81397809, 90442010, 135663015, 162795618, 271326030, 406989045, 813978090]

約数ペア:

[(1, 813978090), (2, 406989045), (3, 271326030), (5, 162795618), (6, 135663015), (9, 90442010), (10, 81397809), (15, 54265206), (18, 45221005), (29, 28068210), (30, 27132603), (45, 18088402), (58, 14034105), (87, 9356070), (90, 9044201), (145, 5613642), (174, 4678035), (261, 3118690), (290, 2806821), (435, 1871214), (522, 1559345), (870, 935607), (1305, 623738), (2610, 311869)]