31470984

素因数分解:

$2^3\times 3^3\times {\mathrm{367}}^1\times {\mathrm{397}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 87878400

約数和(自身を除く): 56407416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 367, 397, 734, 794, 1101, 1191, 1468, 1588, 2202, 2382, 2936, 3176, 3303, 3573, 4404, 4764, 6606, 7146, 8808, 9528, 9909, 10719, 13212, 14292, 19818, 21438, 26424, 28584, 39636, 42876, 79272, 85752, 145699, 291398, 437097, 582796, 874194, 1165592, 1311291, 1748388, 2622582, 3496776, 3933873, 5245164, 7867746, 10490328, 15735492, 31470984]

約数ペア:

[(1, 31470984), (2, 15735492), (3, 10490328), (4, 7867746), (6, 5245164), (8, 3933873), (9, 3496776), (12, 2622582), (18, 1748388), (24, 1311291), (27, 1165592), (36, 874194), (54, 582796), (72, 437097), (108, 291398), (216, 145699), (367, 85752), (397, 79272), (734, 42876), (794, 39636), (1101, 28584), (1191, 26424), (1468, 21438), (1588, 19818), (2202, 14292), (2382, 13212), (2936, 10719), (3176, 9909), (3303, 9528), (3573, 8808), (4404, 7146), (4764, 6606)]