493380315

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 941999520

約数和(自身を除く): 448619205

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 97, 135, 171, 285, 291, 405, 485, 513, 661, 855, 873, 1455, 1539, 1843, 1983, 2565, 2619, 3305, 4365, 5529, 5949, 7695, 7857, 9215, 9915, 12559, 13095, 16587, 17847, 27645, 29745, 37677, 39285, 49761, 53541, 62795, 64117, 82935, 89235, 113031, 149283, 188385, 192351, 248805, 267705, 320585, 339093, 565155, 577053, 746415, 961755, 1017279, 1218223, 1695465, 1731159, 2885265, 3654669, 5086395, 5193477, 6091115, 8655795, 10964007, 18273345, 25967385, 32892021, 54820035, 98676063, 164460105, 493380315]

約数ペア:

[(1, 493380315), (3, 164460105), (5, 98676063), (9, 54820035), (15, 32892021), (19, 25967385), (27, 18273345), (45, 10964007), (57, 8655795), (81, 6091115), (95, 5193477), (97, 5086395), (135, 3654669), (171, 2885265), (285, 1731159), (291, 1695465), (405, 1218223), (485, 1017279), (513, 961755), (661, 746415), (855, 577053), (873, 565155), (1455, 339093), (1539, 320585), (1843, 267705), (1983, 248805), (2565, 192351), (2619, 188385), (3305, 149283), (4365, 113031), (5529, 89235), (5949, 82935), (7695, 64117), (7857, 62795), (9215, 53541), (9915, 49761), (12559, 39285), (13095, 37677), (16587, 29745), (17847, 27645)]