1273375744

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{65449}}^1$

素因数の和:65488

約数の個数: 44

約数和(自身を含む): 2679523000

約数和(自身を除く): 1406147256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2432, 4864, 9728, 19456, 65449, 130898, 261796, 523592, 1047184, 1243531, 2094368, 2487062, 4188736, 4974124, 8377472, 9948248, 16754944, 19896496, 33509888, 39792992, 67019776, 79585984, 159171968, 318343936, 636687872, 1273375744]

約数ペア:

[(1, 1273375744), (2, 636687872), (4, 318343936), (8, 159171968), (16, 79585984), (19, 67019776), (32, 39792992), (38, 33509888), (64, 19896496), (76, 16754944), (128, 9948248), (152, 8377472), (256, 4974124), (304, 4188736), (512, 2487062), (608, 2094368), (1024, 1243531), (1216, 1047184), (2432, 523592), (4864, 261796), (9728, 130898), (19456, 65449)]