71307873

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1049}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 128419200

約数和(自身を除く): 57111327

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 83, 91, 117, 249, 273, 581, 747, 819, 1049, 1079, 1743, 3147, 3237, 5229, 7343, 7553, 9441, 9711, 13637, 22029, 22659, 40911, 66087, 67977, 87067, 95459, 122733, 261201, 286377, 609469, 783603, 859131, 1131871, 1828407, 3395613, 5485221, 7923097, 10186839, 23769291, 71307873]

約数ペア:

[(1, 71307873), (3, 23769291), (7, 10186839), (9, 7923097), (13, 5485221), (21, 3395613), (39, 1828407), (63, 1131871), (83, 859131), (91, 783603), (117, 609469), (249, 286377), (273, 261201), (581, 122733), (747, 95459), (819, 87067), (1049, 67977), (1079, 66087), (1743, 40911), (3147, 22659), (3237, 22029), (5229, 13637), (7343, 9711), (7553, 9441)]