72403191

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 124488000

約数和(自身を除く): 52084809

約数列:

[1, 3, 7, 9, 21, 37, 63, 89, 111, 259, 267, 333, 349, 623, 777, 801, 1047, 1869, 2331, 2443, 3141, 3293, 5607, 7329, 9879, 12913, 21987, 23051, 29637, 31061, 38739, 69153, 90391, 93183, 116217, 207459, 217427, 271173, 279549, 652281, 813519, 1149257, 1956843, 3447771, 8044799, 10343313, 24134397, 72403191]

約数ペア:

[(1, 72403191), (3, 24134397), (7, 10343313), (9, 8044799), (21, 3447771), (37, 1956843), (63, 1149257), (89, 813519), (111, 652281), (259, 279549), (267, 271173), (333, 217427), (349, 207459), (623, 116217), (777, 93183), (801, 90391), (1047, 69153), (1869, 38739), (2331, 31061), (2443, 29637), (3141, 23051), (3293, 21987), (5607, 12913), (7329, 9879)]