27988506

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2476

約数の個数: 72

約数和(自身を含む): 75999924

約数和(自身を除く): 48011418

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 2441, 3822, 4882, 5733, 7323, 11466, 14646, 17087, 21969, 31733, 34174, 43938, 51261, 63466, 95199, 102522, 119609, 153783, 190398, 222131, 239218, 285597, 307566, 358827, 444262, 571194, 666393, 717654, 1076481, 1332786, 1554917, 1999179, 2152962, 3109834, 3998358, 4664751, 9329502, 13994253, 27988506]

約数ペア:

[(1, 27988506), (2, 13994253), (3, 9329502), (6, 4664751), (7, 3998358), (9, 3109834), (13, 2152962), (14, 1999179), (18, 1554917), (21, 1332786), (26, 1076481), (39, 717654), (42, 666393), (49, 571194), (63, 444262), (78, 358827), (91, 307566), (98, 285597), (117, 239218), (126, 222131), (147, 190398), (182, 153783), (234, 119609), (273, 102522), (294, 95199), (441, 63466), (546, 51261), (637, 43938), (819, 34174), (882, 31733), (1274, 21969), (1638, 17087), (1911, 14646), (2441, 11466), (3822, 7323), (4882, 5733)]