72621724

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19501}}^1$

素因数の和:19538

約数の個数: 36

約数和(自身を含む): 155625960

約数和(自身を除く): 83004236

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 19501, 39002, 78004, 136507, 273014, 370519, 546028, 741038, 955549, 1482076, 1911098, 2593633, 3822196, 5187266, 10374532, 18155431, 36310862, 72621724]

約数ペア:

[(1, 72621724), (2, 36310862), (4, 18155431), (7, 10374532), (14, 5187266), (19, 3822196), (28, 2593633), (38, 1911098), (49, 1482076), (76, 955549), (98, 741038), (133, 546028), (196, 370519), (266, 273014), (532, 136507), (931, 78004), (1862, 39002), (3724, 19501)]