87915975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1109}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 167370240

約数和(自身を除く): 79454265

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 151, 175, 453, 525, 755, 1057, 1109, 2265, 3171, 3327, 3775, 5285, 5545, 7763, 11325, 15855, 16635, 23289, 26425, 27725, 38815, 79275, 83175, 116445, 167459, 194075, 502377, 582225, 837295, 1172213, 2511885, 3516639, 4186475, 5861065, 12559425, 17583195, 29305325, 87915975]

約数ペア:

[(1, 87915975), (3, 29305325), (5, 17583195), (7, 12559425), (15, 5861065), (21, 4186475), (25, 3516639), (35, 2511885), (75, 1172213), (105, 837295), (151, 582225), (175, 502377), (453, 194075), (525, 167459), (755, 116445), (1057, 83175), (1109, 79275), (2265, 38815), (3171, 27725), (3327, 26425), (3775, 23289), (5285, 16635), (5545, 15855), (7763, 11325)]