28657350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1542

約数の個数: 72

約数和(自身を含む): 78836472

約数和(自身を除く): 50179122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 1075, 1290, 1481, 1935, 2150, 2962, 3225, 3870, 4443, 6450, 7405, 8886, 9675, 13329, 14810, 19350, 22215, 26658, 37025, 44430, 63683, 66645, 74050, 111075, 127366, 133290, 191049, 222150, 318415, 333225, 382098, 573147, 636830, 666450, 955245, 1146294, 1592075, 1910490, 2865735, 3184150, 4776225, 5731470, 9552450, 14328675, 28657350]

約数ペア:

[(1, 28657350), (2, 14328675), (3, 9552450), (5, 5731470), (6, 4776225), (9, 3184150), (10, 2865735), (15, 1910490), (18, 1592075), (25, 1146294), (30, 955245), (43, 666450), (45, 636830), (50, 573147), (75, 382098), (86, 333225), (90, 318415), (129, 222150), (150, 191049), (215, 133290), (225, 127366), (258, 111075), (387, 74050), (430, 66645), (450, 63683), (645, 44430), (774, 37025), (1075, 26658), (1290, 22215), (1481, 19350), (1935, 14810), (2150, 13329), (2962, 9675), (3225, 8886), (3870, 7405), (4443, 6450)]