321376641664

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{2383}}^1\times {\mathrm{81047}}^1$

素因数の和:83457

約数の個数: 64

約数和(自身を含む): 689789802240

約数和(自身を除く): 368413160576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 2383, 4766, 9532, 19064, 30979, 38128, 61958, 76256, 81047, 123916, 152512, 162094, 247832, 305024, 324188, 495664, 648376, 991328, 1053611, 1296752, 1982656, 2107222, 2593504, 3965312, 4214444, 5187008, 8428888, 10374016, 16857776, 33715552, 67431104, 134862208, 193135001, 386270002, 772540004, 1545080008, 2510755013, 3090160016, 5021510026, 6180320032, 10043020052, 12360640064, 20086040104, 24721280128, 40172080208, 80344160416, 160688320832, 321376641664]

約数ペア:

[(1, 321376641664), (2, 160688320832), (4, 80344160416), (8, 40172080208), (13, 24721280128), (16, 20086040104), (26, 12360640064), (32, 10043020052), (52, 6180320032), (64, 5021510026), (104, 3090160016), (128, 2510755013), (208, 1545080008), (416, 772540004), (832, 386270002), (1664, 193135001), (2383, 134862208), (4766, 67431104), (9532, 33715552), (19064, 16857776), (30979, 10374016), (38128, 8428888), (61958, 5187008), (76256, 4214444), (81047, 3965312), (123916, 2593504), (152512, 2107222), (162094, 1982656), (247832, 1296752), (305024, 1053611), (324188, 991328), (495664, 648376)]