258250832

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{74381}}^1$

素因数の和:74427

約数の個数: 40

約数和(自身を含む): 590295552

約数和(自身を除く): 332044720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 74381, 148762, 297524, 520667, 595048, 1041334, 1190096, 2082668, 2305811, 4165336, 4611622, 8330672, 9223244, 16140677, 18446488, 32281354, 36892976, 64562708, 129125416, 258250832]

約数ペア:

[(1, 258250832), (2, 129125416), (4, 64562708), (7, 36892976), (8, 32281354), (14, 18446488), (16, 16140677), (28, 9223244), (31, 8330672), (56, 4611622), (62, 4165336), (112, 2305811), (124, 2082668), (217, 1190096), (248, 1041334), (434, 595048), (496, 520667), (868, 297524), (1736, 148762), (3472, 74381)]