31319055

素因数分解:

$3^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 57002400

約数和(自身を除く): 25683345

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 149, 173, 243, 405, 447, 519, 745, 865, 1215, 1341, 1557, 2235, 2595, 4023, 4671, 6705, 7785, 12069, 14013, 20115, 23355, 25777, 36207, 42039, 60345, 70065, 77331, 128885, 181035, 210195, 231993, 386655, 695979, 1159965, 2087937, 3479895, 6263811, 10439685, 31319055]

約数ペア:

[(1, 31319055), (3, 10439685), (5, 6263811), (9, 3479895), (15, 2087937), (27, 1159965), (45, 695979), (81, 386655), (135, 231993), (149, 210195), (173, 181035), (243, 128885), (405, 77331), (447, 70065), (519, 60345), (745, 42039), (865, 36207), (1215, 25777), (1341, 23355), (1557, 20115), (2235, 14013), (2595, 12069), (4023, 7785), (4671, 6705)]