28508778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2747

約数の個数: 48

約数和(自身を含む): 67142400

約数和(自身を除く): 38633622

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2689, 3534, 5301, 5378, 8067, 10602, 16134, 24201, 48402, 51091, 83359, 102182, 153273, 166718, 250077, 306546, 459819, 500154, 750231, 919638, 1500462, 1583821, 3167642, 4751463, 9502926, 14254389, 28508778]

約数ペア:

[(1, 28508778), (2, 14254389), (3, 9502926), (6, 4751463), (9, 3167642), (18, 1583821), (19, 1500462), (31, 919638), (38, 750231), (57, 500154), (62, 459819), (93, 306546), (114, 250077), (171, 166718), (186, 153273), (279, 102182), (342, 83359), (558, 51091), (589, 48402), (1178, 24201), (1767, 16134), (2689, 10602), (3534, 8067), (5301, 5378)]