15987276

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 43321824

約数和(自身を除く): 27334548

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 151, 153, 173, 204, 302, 306, 346, 453, 519, 604, 612, 692, 906, 1038, 1359, 1557, 1812, 2076, 2567, 2718, 2941, 3114, 5134, 5436, 5882, 6228, 7701, 8823, 10268, 11764, 15402, 17646, 23103, 26123, 26469, 30804, 35292, 46206, 52246, 52938, 78369, 92412, 104492, 105876, 156738, 235107, 313476, 444091, 470214, 888182, 940428, 1332273, 1776364, 2664546, 3996819, 5329092, 7993638, 15987276]

約数ペア:

[(1, 15987276), (2, 7993638), (3, 5329092), (4, 3996819), (6, 2664546), (9, 1776364), (12, 1332273), (17, 940428), (18, 888182), (34, 470214), (36, 444091), (51, 313476), (68, 235107), (102, 156738), (151, 105876), (153, 104492), (173, 92412), (204, 78369), (302, 52938), (306, 52246), (346, 46206), (453, 35292), (519, 30804), (604, 26469), (612, 26123), (692, 23103), (906, 17646), (1038, 15402), (1359, 11764), (1557, 10268), (1812, 8823), (2076, 7701), (2567, 6228), (2718, 5882), (2941, 5436), (3114, 5134)]