16254975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 33212160

約数和(自身を除く): 16957185

約数列:

[1, 3, 5, 11, 15, 17, 19, 25, 33, 51, 55, 57, 61, 75, 85, 95, 165, 183, 187, 209, 255, 275, 285, 305, 323, 425, 475, 561, 627, 671, 825, 915, 935, 969, 1037, 1045, 1159, 1275, 1425, 1525, 1615, 2013, 2805, 3111, 3135, 3355, 3477, 3553, 4575, 4675, 4845, 5185, 5225, 5795, 8075, 10065, 10659, 11407, 12749, 14025, 15555, 15675, 16775, 17385, 17765, 19703, 24225, 25925, 28975, 34221, 38247, 50325, 53295, 57035, 59109, 63745, 77775, 86925, 88825, 98515, 171105, 191235, 216733, 266475, 285175, 295545, 318725, 492575, 650199, 855525, 956175, 1083665, 1477725, 3250995, 5418325, 16254975]

約数ペア:

[(1, 16254975), (3, 5418325), (5, 3250995), (11, 1477725), (15, 1083665), (17, 956175), (19, 855525), (25, 650199), (33, 492575), (51, 318725), (55, 295545), (57, 285175), (61, 266475), (75, 216733), (85, 191235), (95, 171105), (165, 98515), (183, 88825), (187, 86925), (209, 77775), (255, 63745), (275, 59109), (285, 57035), (305, 53295), (323, 50325), (425, 38247), (475, 34221), (561, 28975), (627, 25925), (671, 24225), (825, 19703), (915, 17765), (935, 17385), (969, 16775), (1037, 15675), (1045, 15555), (1159, 14025), (1275, 12749), (1425, 11407), (1525, 10659), (1615, 10065), (2013, 8075), (2805, 5795), (3111, 5225), (3135, 5185), (3355, 4845), (3477, 4675), (3553, 4575)]