13223525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 20415360

約数和(自身を除く): 7191835

約数列:

[1, 5, 7, 19, 25, 35, 41, 95, 97, 133, 175, 205, 287, 475, 485, 665, 679, 779, 1025, 1435, 1843, 2425, 3325, 3395, 3895, 3977, 5453, 7175, 9215, 12901, 16975, 19475, 19885, 27265, 27839, 46075, 64505, 75563, 99425, 136325, 139195, 322525, 377815, 528941, 695975, 1889075, 2644705, 13223525]

約数ペア:

[(1, 13223525), (5, 2644705), (7, 1889075), (19, 695975), (25, 528941), (35, 377815), (41, 322525), (95, 139195), (97, 136325), (133, 99425), (175, 75563), (205, 64505), (287, 46075), (475, 27839), (485, 27265), (665, 19885), (679, 19475), (779, 16975), (1025, 12901), (1435, 9215), (1843, 7175), (2425, 5453), (3325, 3977), (3395, 3895)]