28881288

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{5987}}^1$

素因数の和:6066

約数の個数: 48

約数和(自身を含む): 79400880

約数和(自身を除く): 50519592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 201, 268, 402, 536, 603, 804, 1206, 1608, 2412, 4824, 5987, 11974, 17961, 23948, 35922, 47896, 53883, 71844, 107766, 143688, 215532, 401129, 431064, 802258, 1203387, 1604516, 2406774, 3209032, 3610161, 4813548, 7220322, 9627096, 14440644, 28881288]

約数ペア:

[(1, 28881288), (2, 14440644), (3, 9627096), (4, 7220322), (6, 4813548), (8, 3610161), (9, 3209032), (12, 2406774), (18, 1604516), (24, 1203387), (36, 802258), (67, 431064), (72, 401129), (134, 215532), (201, 143688), (268, 107766), (402, 71844), (536, 53883), (603, 47896), (804, 35922), (1206, 23948), (1608, 17961), (2412, 11974), (4824, 5987)]