231816156

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{12281}}^1$

素因数の和:12323

約数の個数: 72

約数和(自身を含む): 640334352

約数和(自身を除く): 408518196

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1452, 1573, 1716, 3146, 4719, 6292, 9438, 12281, 18876, 24562, 36843, 49124, 73686, 135091, 147372, 159653, 270182, 319306, 405273, 478959, 540364, 638612, 810546, 957918, 1486001, 1621092, 1756183, 1915836, 2972002, 3512366, 4458003, 5268549, 5944004, 7024732, 8916006, 10537098, 17832012, 19318013, 21074196, 38636026, 57954039, 77272052, 115908078, 231816156]

約数ペア:

[(1, 231816156), (2, 115908078), (3, 77272052), (4, 57954039), (6, 38636026), (11, 21074196), (12, 19318013), (13, 17832012), (22, 10537098), (26, 8916006), (33, 7024732), (39, 5944004), (44, 5268549), (52, 4458003), (66, 3512366), (78, 2972002), (121, 1915836), (132, 1756183), (143, 1621092), (156, 1486001), (242, 957918), (286, 810546), (363, 638612), (429, 540364), (484, 478959), (572, 405273), (726, 319306), (858, 270182), (1452, 159653), (1573, 147372), (1716, 135091), (3146, 73686), (4719, 49124), (6292, 36843), (9438, 24562), (12281, 18876)]