688428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1471}}^1$

素因数の和:1494

約数の個数: 36

約数和(自身を含む): 1875328

約数和(自身を除く): 1186900

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1471, 2942, 4413, 5884, 8826, 13239, 17652, 19123, 26478, 38246, 52956, 57369, 76492, 114738, 172107, 229476, 344214, 688428]

約数ペア:

[(1, 688428), (2, 344214), (3, 229476), (4, 172107), (6, 114738), (9, 76492), (12, 57369), (13, 52956), (18, 38246), (26, 26478), (36, 19123), (39, 17652), (52, 13239), (78, 8826), (117, 5884), (156, 4413), (234, 2942), (468, 1471)]