399109968

素因数分解:

$2^4\times 3^2\times {\mathrm{2771597}}^1$

素因数の和:2771611

約数の個数: 30

約数和(自身を含む): 1116953994

約数和(自身を除く): 717844026

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2771597, 5543194, 8314791, 11086388, 16629582, 22172776, 24944373, 33259164, 44345552, 49888746, 66518328, 99777492, 133036656, 199554984, 399109968]

約数ペア:

[(1, 399109968), (2, 199554984), (3, 133036656), (4, 99777492), (6, 66518328), (8, 49888746), (9, 44345552), (12, 33259164), (16, 24944373), (18, 22172776), (24, 16629582), (36, 11086388), (48, 8314791), (72, 5543194), (144, 2771597)]