219035775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{991}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 415275008

約数和(自身を除く): 196239233

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 421, 525, 991, 1263, 2105, 2947, 2973, 4955, 6315, 6937, 8841, 10525, 14735, 14865, 20811, 24775, 31575, 34685, 44205, 73675, 74325, 104055, 173425, 221025, 417211, 520275, 1251633, 2086055, 2920477, 6258165, 8761431, 10430275, 14602385, 31290825, 43807155, 73011925, 219035775]

約数ペア:

[(1, 219035775), (3, 73011925), (5, 43807155), (7, 31290825), (15, 14602385), (21, 10430275), (25, 8761431), (35, 6258165), (75, 2920477), (105, 2086055), (175, 1251633), (421, 520275), (525, 417211), (991, 221025), (1263, 173425), (2105, 104055), (2947, 74325), (2973, 73675), (4955, 44205), (6315, 34685), (6937, 31575), (8841, 24775), (10525, 20811), (14735, 14865)]