13381605

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 26484480

約数和(自身を除く): 13102875

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 45, 47, 57, 81, 95, 111, 135, 141, 171, 185, 235, 285, 333, 405, 423, 513, 555, 703, 705, 855, 893, 999, 1269, 1539, 1665, 1739, 2109, 2115, 2565, 2679, 2997, 3515, 3807, 4465, 4995, 5217, 6327, 6345, 7695, 8037, 8695, 10545, 13395, 14985, 15651, 18981, 19035, 24111, 26085, 31635, 33041, 40185, 46953, 56943, 72333, 78255, 94905, 99123, 120555, 140859, 165205, 234765, 284715, 297369, 361665, 495615, 704295, 892107, 1486845, 2676321, 4460535, 13381605]

約数ペア:

[(1, 13381605), (3, 4460535), (5, 2676321), (9, 1486845), (15, 892107), (19, 704295), (27, 495615), (37, 361665), (45, 297369), (47, 284715), (57, 234765), (81, 165205), (95, 140859), (111, 120555), (135, 99123), (141, 94905), (171, 78255), (185, 72333), (235, 56943), (285, 46953), (333, 40185), (405, 33041), (423, 31635), (513, 26085), (555, 24111), (703, 19035), (705, 18981), (855, 15651), (893, 14985), (999, 13395), (1269, 10545), (1539, 8695), (1665, 8037), (1739, 7695), (2109, 6345), (2115, 6327), (2565, 5217), (2679, 4995), (2997, 4465), (3515, 3807)]