2013999525

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{157037}}^1$

素因数の和:157075

約数の個数: 48

約数和(自身を含む): 3894542400

約数和(自身を除く): 1880542875

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2565, 4275, 12825, 157037, 471111, 785185, 1413333, 2355555, 2983703, 3925925, 4239999, 7066665, 8951109, 11777775, 14918515, 21199995, 26853327, 35333325, 44755545, 74592575, 80559981, 105999975, 134266635, 223777725, 402799905, 671333175, 2013999525]

約数ペア:

[(1, 2013999525), (3, 671333175), (5, 402799905), (9, 223777725), (15, 134266635), (19, 105999975), (25, 80559981), (27, 74592575), (45, 44755545), (57, 35333325), (75, 26853327), (95, 21199995), (135, 14918515), (171, 11777775), (225, 8951109), (285, 7066665), (475, 4239999), (513, 3925925), (675, 2983703), (855, 2355555), (1425, 1413333), (2565, 785185), (4275, 471111), (12825, 157037)]