40889865

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 66890880

約数和(自身を除く): 26001015

約数列:

[1, 3, 5, 15, 97, 157, 179, 291, 471, 485, 537, 785, 895, 1455, 2355, 2685, 15229, 17363, 28103, 45687, 52089, 76145, 84309, 86815, 140515, 228435, 260445, 421545, 2725991, 8177973, 13629955, 40889865]

約数ペア:

[(1, 40889865), (3, 13629955), (5, 8177973), (15, 2725991), (97, 421545), (157, 260445), (179, 228435), (291, 140515), (471, 86815), (485, 84309), (537, 76145), (785, 52089), (895, 45687), (1455, 28103), (2355, 17363), (2685, 15229)]