72605813

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 89579520

約数和(自身を除く): 16973707

約数列:

[1, 7, 31, 53, 59, 107, 217, 371, 413, 749, 1643, 1829, 3127, 3317, 5671, 6313, 11501, 12803, 21889, 23219, 39697, 44191, 96937, 175801, 195703, 334589, 678559, 1230607, 1369921, 2342123, 10372259, 72605813]

約数ペア:

[(1, 72605813), (7, 10372259), (31, 2342123), (53, 1369921), (59, 1230607), (107, 678559), (217, 334589), (371, 195703), (413, 175801), (749, 96937), (1643, 44191), (1829, 39697), (3127, 23219), (3317, 21889), (5671, 12803), (6313, 11501)]