258219584

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18593}}^1$

素因数の和:18643

約数の個数: 56

約数和(自身を含む): 604528128

約数和(自身を除く): 346308544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 18593, 37186, 74372, 130151, 148744, 260302, 297488, 520604, 576383, 594976, 1041208, 1152766, 1189952, 2082416, 2305532, 4034681, 4164832, 4611064, 8069362, 8329664, 9222128, 16138724, 18444256, 32277448, 36888512, 64554896, 129109792, 258219584]

約数ペア:

[(1, 258219584), (2, 129109792), (4, 64554896), (7, 36888512), (8, 32277448), (14, 18444256), (16, 16138724), (28, 9222128), (31, 8329664), (32, 8069362), (56, 4611064), (62, 4164832), (64, 4034681), (112, 2305532), (124, 2082416), (217, 1189952), (224, 1152766), (248, 1041208), (434, 594976), (448, 576383), (496, 520604), (868, 297488), (992, 260302), (1736, 148744), (1984, 130151), (3472, 74372), (6944, 37186), (13888, 18593)]