28329084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1519

約数の個数: 72

約数和(自身を含む): 82933760

約数和(自身を除く): 54604676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1423, 1659, 2212, 2844, 2846, 3318, 4269, 4977, 5692, 6636, 8538, 9954, 9961, 12807, 17076, 19908, 19922, 25614, 29883, 39844, 51228, 59766, 89649, 112417, 119532, 179298, 224834, 337251, 358596, 449668, 674502, 786919, 1011753, 1349004, 1573838, 2023506, 2360757, 3147676, 4047012, 4721514, 7082271, 9443028, 14164542, 28329084]

約数ペア:

[(1, 28329084), (2, 14164542), (3, 9443028), (4, 7082271), (6, 4721514), (7, 4047012), (9, 3147676), (12, 2360757), (14, 2023506), (18, 1573838), (21, 1349004), (28, 1011753), (36, 786919), (42, 674502), (63, 449668), (79, 358596), (84, 337251), (126, 224834), (158, 179298), (237, 119532), (252, 112417), (316, 89649), (474, 59766), (553, 51228), (711, 39844), (948, 29883), (1106, 25614), (1422, 19922), (1423, 19908), (1659, 17076), (2212, 12807), (2844, 9961), (2846, 9954), (3318, 8538), (4269, 6636), (4977, 5692)]