13911228

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 37503648

約数和(自身を除く): 23592420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 317, 318, 414, 477, 634, 636, 828, 951, 954, 1219, 1268, 1902, 1908, 2438, 2853, 3657, 3804, 4876, 5706, 7291, 7314, 10971, 11412, 14582, 14628, 16801, 21873, 21942, 29164, 33602, 43746, 43884, 50403, 65619, 67204, 87492, 100806, 131238, 151209, 201612, 262476, 302418, 386423, 604836, 772846, 1159269, 1545692, 2318538, 3477807, 4637076, 6955614, 13911228]

約数ペア:

[(1, 13911228), (2, 6955614), (3, 4637076), (4, 3477807), (6, 2318538), (9, 1545692), (12, 1159269), (18, 772846), (23, 604836), (36, 386423), (46, 302418), (53, 262476), (69, 201612), (92, 151209), (106, 131238), (138, 100806), (159, 87492), (207, 67204), (212, 65619), (276, 50403), (317, 43884), (318, 43746), (414, 33602), (477, 29164), (634, 21942), (636, 21873), (828, 16801), (951, 14628), (954, 14582), (1219, 11412), (1268, 10971), (1902, 7314), (1908, 7291), (2438, 5706), (2853, 4876), (3657, 3804)]