393145452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{1321}}^1$

素因数の和:2519

約数の個数: 72

約数和(自身を含む): 1137575712

約数和(自身を除く): 744430260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1181, 1321, 2362, 2642, 3543, 3963, 4724, 5284, 7086, 7926, 8267, 9247, 10629, 11889, 14172, 15852, 16534, 18494, 21258, 23778, 24801, 27741, 33068, 36988, 42516, 47556, 49602, 55482, 74403, 83223, 99204, 110964, 148806, 166446, 297612, 332892, 1560101, 3120202, 4680303, 6240404, 9360606, 10920707, 14040909, 18721212, 21841414, 28081818, 32762121, 43682828, 56163636, 65524242, 98286363, 131048484, 196572726, 393145452]

約数ペア:

[(1, 393145452), (2, 196572726), (3, 131048484), (4, 98286363), (6, 65524242), (7, 56163636), (9, 43682828), (12, 32762121), (14, 28081818), (18, 21841414), (21, 18721212), (28, 14040909), (36, 10920707), (42, 9360606), (63, 6240404), (84, 4680303), (126, 3120202), (252, 1560101), (1181, 332892), (1321, 297612), (2362, 166446), (2642, 148806), (3543, 110964), (3963, 99204), (4724, 83223), (5284, 74403), (7086, 55482), (7926, 49602), (8267, 47556), (9247, 42516), (10629, 36988), (11889, 33068), (14172, 27741), (15852, 24801), (16534, 23778), (18494, 21258)]