13173420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16889}}^1$

素因数の和:16914

約数の個数: 48

約数和(自身を含む): 39725280

約数和(自身を除く): 26551860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 16889, 33778, 50667, 67556, 84445, 101334, 168890, 202668, 219557, 253335, 337780, 439114, 506670, 658671, 878228, 1013340, 1097785, 1317342, 2195570, 2634684, 3293355, 4391140, 6586710, 13173420]

約数ペア:

[(1, 13173420), (2, 6586710), (3, 4391140), (4, 3293355), (5, 2634684), (6, 2195570), (10, 1317342), (12, 1097785), (13, 1013340), (15, 878228), (20, 658671), (26, 506670), (30, 439114), (39, 337780), (52, 253335), (60, 219557), (65, 202668), (78, 168890), (130, 101334), (156, 84445), (195, 67556), (260, 50667), (390, 33778), (780, 16889)]