72451503

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 114998400

約数和(自身を除く): 42546897

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 179, 263, 513, 537, 789, 1539, 1611, 2367, 3401, 4833, 4997, 7101, 10203, 14499, 14991, 21303, 30609, 44973, 47077, 91827, 134919, 141231, 275481, 404757, 423693, 894463, 1271079, 2683389, 3813237, 8050167, 24150501, 72451503]

約数ペア:

[(1, 72451503), (3, 24150501), (9, 8050167), (19, 3813237), (27, 2683389), (57, 1271079), (81, 894463), (171, 423693), (179, 404757), (263, 275481), (513, 141231), (537, 134919), (789, 91827), (1539, 47077), (1611, 44973), (2367, 30609), (3401, 21303), (4833, 14991), (4997, 14499), (7101, 10203)]