196449255

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 347518080

約数和(自身を除く): 151068825

約数列:

[1, 3, 5, 9, 15, 45, 89, 181, 267, 271, 445, 543, 801, 813, 905, 1335, 1355, 1629, 2439, 2715, 4005, 4065, 8145, 12195, 16109, 24119, 48327, 49051, 72357, 80545, 120595, 144981, 147153, 217071, 241635, 245255, 361785, 441459, 724905, 735765, 1085355, 2207295, 4365539, 13096617, 21827695, 39289851, 65483085, 196449255]

約数ペア:

[(1, 196449255), (3, 65483085), (5, 39289851), (9, 21827695), (15, 13096617), (45, 4365539), (89, 2207295), (181, 1085355), (267, 735765), (271, 724905), (445, 441459), (543, 361785), (801, 245255), (813, 241635), (905, 217071), (1335, 147153), (1355, 144981), (1629, 120595), (2439, 80545), (2715, 72357), (4005, 49051), (4065, 48327), (8145, 24119), (12195, 16109)]